20671848

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 160

約数和(自身を含む): 64468800

約数和(自身を除く): 43796952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 27, 36, 38, 46, 54, 57, 69, 72, 73, 76, 81, 92, 108, 114, 138, 146, 152, 162, 171, 184, 207, 216, 219, 228, 276, 292, 324, 342, 414, 437, 438, 456, 513, 552, 584, 621, 648, 657, 684, 828, 874, 876, 1026, 1242, 1311, 1314, 1368, 1387, 1539, 1656, 1679, 1748, 1752, 1863, 1971, 2052, 2484, 2622, 2628, 2774, 3078, 3358, 3496, 3726, 3933, 3942, 4104, 4161, 4968, 5037, 5244, 5256, 5548, 5913, 6156, 6716, 7452, 7866, 7884, 8322, 10074, 10488, 11096, 11799, 11826, 12312, 12483, 13432, 14904, 15111, 15732, 15768, 16644, 20148, 23598, 23652, 24966, 30222, 31464, 31901, 33288, 35397, 37449, 40296, 45333, 47196, 47304, 49932, 60444, 63802, 70794, 74898, 90666, 94392, 95703, 99864, 112347, 120888, 127604, 135999, 141588, 149796, 181332, 191406, 224694, 255208, 271998, 283176, 287109, 299592, 362664, 382812, 449388, 543996, 574218, 765624, 861327, 898776, 1087992, 1148436, 1722654, 2296872, 2583981, 3445308, 5167962, 6890616, 10335924, 20671848]

約数ペア:

[(1, 20671848), (2, 10335924), (3, 6890616), (4, 5167962), (6, 3445308), (8, 2583981), (9, 2296872), (12, 1722654), (18, 1148436), (19, 1087992), (23, 898776), (24, 861327), (27, 765624), (36, 574218), (38, 543996), (46, 449388), (54, 382812), (57, 362664), (69, 299592), (72, 287109), (73, 283176), (76, 271998), (81, 255208), (92, 224694), (108, 191406), (114, 181332), (138, 149796), (146, 141588), (152, 135999), (162, 127604), (171, 120888), (184, 112347), (207, 99864), (216, 95703), (219, 94392), (228, 90666), (276, 74898), (292, 70794), (324, 63802), (342, 60444), (414, 49932), (437, 47304), (438, 47196), (456, 45333), (513, 40296), (552, 37449), (584, 35397), (621, 33288), (648, 31901), (657, 31464), (684, 30222), (828, 24966), (874, 23652), (876, 23598), (1026, 20148), (1242, 16644), (1311, 15768), (1314, 15732), (1368, 15111), (1387, 14904), (1539, 13432), (1656, 12483), (1679, 12312), (1748, 11826), (1752, 11799), (1863, 11096), (1971, 10488), (2052, 10074), (2484, 8322), (2622, 7884), (2628, 7866), (2774, 7452), (3078, 6716), (3358, 6156), (3496, 5913), (3726, 5548), (3933, 5256), (3942, 5244), (4104, 5037), (4161, 4968)]