20906543008

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{929}}^1\times {\mathrm{1151}}^1$

素因数の和:2150

約数の個数: 96

約数和(自身を含む): 45357096960

約数和(自身を除く): 24450553952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 929, 1151, 1222, 1504, 1858, 2302, 2444, 3716, 4604, 4888, 7432, 9208, 9776, 12077, 14864, 14963, 18416, 19552, 24154, 29728, 29926, 36832, 43663, 48308, 54097, 59852, 87326, 96616, 108194, 119704, 174652, 193232, 216388, 239408, 349304, 386464, 432776, 478816, 567619, 698608, 703261, 865552, 1069279, 1135238, 1397216, 1406522, 1731104, 2138558, 2270476, 2813044, 4277116, 4540952, 5626088, 8554232, 9081904, 11252176, 13900627, 17108464, 18163808, 22504352, 27801254, 34216928, 50256113, 55602508, 100512226, 111205016, 201024452, 222410032, 402048904, 444820064, 653329469, 804097808, 1306658938, 1608195616, 2613317876, 5226635752, 10453271504, 20906543008]

約数ペア:

[(1, 20906543008), (2, 10453271504), (4, 5226635752), (8, 2613317876), (13, 1608195616), (16, 1306658938), (26, 804097808), (32, 653329469), (47, 444820064), (52, 402048904), (94, 222410032), (104, 201024452), (188, 111205016), (208, 100512226), (376, 55602508), (416, 50256113), (611, 34216928), (752, 27801254), (929, 22504352), (1151, 18163808), (1222, 17108464), (1504, 13900627), (1858, 11252176), (2302, 9081904), (2444, 8554232), (3716, 5626088), (4604, 4540952), (4888, 4277116), (7432, 2813044), (9208, 2270476), (9776, 2138558), (12077, 1731104), (14864, 1406522), (14963, 1397216), (18416, 1135238), (19552, 1069279), (24154, 865552), (29728, 703261), (29926, 698608), (36832, 567619), (43663, 478816), (48308, 432776), (54097, 386464), (59852, 349304), (87326, 239408), (96616, 216388), (108194, 193232), (119704, 174652)]