20169966288

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{1423}}^1$

素因数の和:1841

約数の個数: 160

約数和(自身を含む): 56040984576

約数和(自身を除く): 35871018288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 37, 46, 48, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 347, 368, 444, 552, 592, 694, 851, 888, 1041, 1104, 1388, 1423, 1702, 1776, 2082, 2553, 2776, 2846, 3404, 4164, 4269, 5106, 5552, 5692, 6808, 7981, 8328, 8538, 10212, 11384, 12839, 13616, 15962, 16656, 17076, 20424, 22768, 23943, 25678, 31924, 32729, 34152, 38517, 40848, 47886, 51356, 52651, 63848, 65458, 68304, 77034, 95772, 98187, 102712, 105302, 127696, 130916, 154068, 157953, 191544, 196374, 205424, 210604, 261832, 295297, 308136, 315906, 383088, 392748, 421208, 493781, 523664, 590594, 616272, 631812, 785496, 842416, 885891, 987562, 1181188, 1210973, 1263624, 1481343, 1570992, 1771782, 1975124, 2362376, 2421946, 2527248, 2962686, 3543564, 3632919, 3950248, 4724752, 4843892, 5925372, 7087128, 7265838, 7900496, 9687784, 11356963, 11850744, 14174256, 14531676, 18269897, 19375568, 22713926, 23701488, 29063352, 34070889, 36539794, 45427852, 54809691, 58126704, 68141778, 73079588, 90855704, 109619382, 136283556, 146159176, 181711408, 219238764, 272567112, 292318352, 420207631, 438477528, 545134224, 840415262, 876955056, 1260622893, 1680830524, 2521245786, 3361661048, 5042491572, 6723322096, 10084983144, 20169966288]

約数ペア:

[(1, 20169966288), (2, 10084983144), (3, 6723322096), (4, 5042491572), (6, 3361661048), (8, 2521245786), (12, 1680830524), (16, 1260622893), (23, 876955056), (24, 840415262), (37, 545134224), (46, 438477528), (48, 420207631), (69, 292318352), (74, 272567112), (92, 219238764), (111, 181711408), (138, 146159176), (148, 136283556), (184, 109619382), (222, 90855704), (276, 73079588), (296, 68141778), (347, 58126704), (368, 54809691), (444, 45427852), (552, 36539794), (592, 34070889), (694, 29063352), (851, 23701488), (888, 22713926), (1041, 19375568), (1104, 18269897), (1388, 14531676), (1423, 14174256), (1702, 11850744), (1776, 11356963), (2082, 9687784), (2553, 7900496), (2776, 7265838), (2846, 7087128), (3404, 5925372), (4164, 4843892), (4269, 4724752), (5106, 3950248), (5552, 3632919), (5692, 3543564), (6808, 2962686), (7981, 2527248), (8328, 2421946), (8538, 2362376), (10212, 1975124), (11384, 1771782), (12839, 1570992), (13616, 1481343), (15962, 1263624), (16656, 1210973), (17076, 1181188), (20424, 987562), (22768, 885891), (23943, 842416), (25678, 785496), (31924, 631812), (32729, 616272), (34152, 590594), (38517, 523664), (40848, 493781), (47886, 421208), (51356, 392748), (52651, 383088), (63848, 315906), (65458, 308136), (68304, 295297), (77034, 261832), (95772, 210604), (98187, 205424), (102712, 196374), (105302, 191544), (127696, 157953), (130916, 154068)]