20897519016

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1\times {\mathrm{2347}}^1$

素因数の和:3559

約数の個数: 128

約数和(自身を含む): 59034355200

約数和(自身を除く): 38136836184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 33, 44, 58, 66, 87, 88, 116, 132, 174, 232, 264, 319, 348, 638, 696, 957, 1163, 1276, 1914, 2326, 2347, 2552, 3489, 3828, 4652, 4694, 6978, 7041, 7656, 9304, 9388, 12793, 13956, 14082, 18776, 25586, 25817, 27912, 28164, 33727, 38379, 51172, 51634, 56328, 67454, 68063, 76758, 77451, 101181, 102344, 103268, 134908, 136126, 153516, 154902, 202362, 204189, 206536, 269816, 272252, 307032, 309804, 370997, 404724, 408378, 544504, 619608, 741994, 748693, 809448, 816756, 1112991, 1483988, 1497386, 1633512, 2225982, 2246079, 2729561, 2967976, 2994772, 4451964, 4492158, 5459122, 5989544, 8188683, 8903928, 8984316, 10918244, 16377366, 17968632, 21836488, 30025171, 32754732, 60050342, 65509464, 79157269, 90075513, 120100684, 158314538, 180151026, 237471807, 240201368, 316629076, 360302052, 474943614, 633258152, 720604104, 870729959, 949887228, 1741459918, 1899774456, 2612189877, 3482919836, 5224379754, 6965839672, 10448759508, 20897519016]

約数ペア:

[(1, 20897519016), (2, 10448759508), (3, 6965839672), (4, 5224379754), (6, 3482919836), (8, 2612189877), (11, 1899774456), (12, 1741459918), (22, 949887228), (24, 870729959), (29, 720604104), (33, 633258152), (44, 474943614), (58, 360302052), (66, 316629076), (87, 240201368), (88, 237471807), (116, 180151026), (132, 158314538), (174, 120100684), (232, 90075513), (264, 79157269), (319, 65509464), (348, 60050342), (638, 32754732), (696, 30025171), (957, 21836488), (1163, 17968632), (1276, 16377366), (1914, 10918244), (2326, 8984316), (2347, 8903928), (2552, 8188683), (3489, 5989544), (3828, 5459122), (4652, 4492158), (4694, 4451964), (6978, 2994772), (7041, 2967976), (7656, 2729561), (9304, 2246079), (9388, 2225982), (12793, 1633512), (13956, 1497386), (14082, 1483988), (18776, 1112991), (25586, 816756), (25817, 809448), (27912, 748693), (28164, 741994), (33727, 619608), (38379, 544504), (51172, 408378), (51634, 404724), (56328, 370997), (67454, 309804), (68063, 307032), (76758, 272252), (77451, 269816), (101181, 206536), (102344, 204189), (103268, 202362), (134908, 154902), (136126, 153516)]