20929121432

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{2579}}^1$

素因数の和:2936

約数の個数: 64

約数和(自身を含む): 40659148800

約数和(自身を除く): 19730027368

約数列:

[1, 2, 4, 8, 47, 94, 113, 188, 191, 226, 376, 382, 452, 764, 904, 1528, 2579, 5158, 5311, 8977, 10316, 10622, 17954, 20632, 21244, 21583, 35908, 42488, 43166, 71816, 86332, 121213, 172664, 242426, 291427, 484852, 492589, 582854, 969704, 985178, 1014401, 1165708, 1970356, 2028802, 2331416, 3940712, 4057604, 8115208, 13697069, 23151683, 27394138, 46303366, 54788276, 55662557, 92606732, 109576552, 111325114, 185213464, 222650228, 445300456, 2616140179, 5232280358, 10464560716, 20929121432]

約数ペア:

[(1, 20929121432), (2, 10464560716), (4, 5232280358), (8, 2616140179), (47, 445300456), (94, 222650228), (113, 185213464), (188, 111325114), (191, 109576552), (226, 92606732), (376, 55662557), (382, 54788276), (452, 46303366), (764, 27394138), (904, 23151683), (1528, 13697069), (2579, 8115208), (5158, 4057604), (5311, 3940712), (8977, 2331416), (10316, 2028802), (10622, 1970356), (17954, 1165708), (20632, 1014401), (21244, 985178), (21583, 969704), (35908, 582854), (42488, 492589), (43166, 484852), (71816, 291427), (86332, 242426), (121213, 172664)]