31256186

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 52390800

約数和(自身を除く): 21134614

約数列:

[1, 2, 13, 26, 41, 82, 109, 218, 269, 533, 538, 1066, 1417, 2834, 3497, 4469, 6994, 8938, 11029, 22058, 29321, 58097, 58642, 116194, 143377, 286754, 381173, 762346, 1202161, 2404322, 15628093, 31256186]

約数ペア:

[(1, 31256186), (2, 15628093), (13, 2404322), (26, 1202161), (41, 762346), (82, 381173), (109, 286754), (218, 143377), (269, 116194), (533, 58642), (538, 58097), (1066, 29321), (1417, 22058), (2834, 11029), (3497, 8938), (4469, 6994)]