20163340645

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1\times {\mathrm{911}}^1$

素因数の和:1426

約数の個数: 64

約数和(自身を含む): 29564559360

約数和(自身を除く): 9401218715

約数列:

[1, 5, 7, 19, 35, 83, 95, 133, 401, 415, 581, 665, 911, 1577, 2005, 2807, 2905, 4555, 6377, 7619, 7885, 11039, 14035, 17309, 31885, 33283, 38095, 53333, 55195, 75613, 86545, 121163, 166415, 232981, 266665, 365311, 378065, 529291, 605815, 632377, 1164905, 1436647, 1826555, 2557177, 2646455, 3161885, 4426639, 6940909, 7183235, 10056529, 12785885, 22133195, 30320813, 34704545, 48586363, 50282645, 151604065, 212245691, 242931815, 576095447, 1061228455, 2880477235, 4032668129, 20163340645]

約数ペア:

[(1, 20163340645), (5, 4032668129), (7, 2880477235), (19, 1061228455), (35, 576095447), (83, 242931815), (95, 212245691), (133, 151604065), (401, 50282645), (415, 48586363), (581, 34704545), (665, 30320813), (911, 22133195), (1577, 12785885), (2005, 10056529), (2807, 7183235), (2905, 6940909), (4555, 4426639), (6377, 3161885), (7619, 2646455), (7885, 2557177), (11039, 1826555), (14035, 1436647), (17309, 1164905), (31885, 632377), (33283, 605815), (38095, 529291), (53333, 378065), (55195, 365311), (75613, 266665), (86545, 232981), (121163, 166415)]