20147678224

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1867}}^1\times {\mathrm{21757}}^1$

素因数の和:23663

約数の個数: 40

約数和(自身を含む): 40318792448

約数和(自身を除く): 20171114224

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1867, 3734, 7468, 14936, 21757, 29872, 43514, 57877, 87028, 115754, 174056, 231508, 348112, 463016, 674467, 926032, 1348934, 2697868, 5395736, 10791472, 40620319, 81240638, 162481276, 324962552, 649925104, 1259229889, 2518459778, 5036919556, 10073839112, 20147678224]

約数ペア:

[(1, 20147678224), (2, 10073839112), (4, 5036919556), (8, 2518459778), (16, 1259229889), (31, 649925104), (62, 324962552), (124, 162481276), (248, 81240638), (496, 40620319), (1867, 10791472), (3734, 5395736), (7468, 2697868), (14936, 1348934), (21757, 926032), (29872, 674467), (43514, 463016), (57877, 348112), (87028, 231508), (115754, 174056)]