31187416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3613}}^1$

素因数の和:3715

約数の個数: 32

約数和(自身を含む): 63750960

約数和(自身を除く): 32563544

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2158, 3613, 4316, 7226, 8632, 14452, 28904, 46969, 93938, 187876, 299879, 375752, 599758, 1199516, 2399032, 3898427, 7796854, 15593708, 31187416]

約数ペア:

[(1, 31187416), (2, 15593708), (4, 7796854), (8, 3898427), (13, 2399032), (26, 1199516), (52, 599758), (83, 375752), (104, 299879), (166, 187876), (332, 93938), (664, 46969), (1079, 28904), (2158, 14452), (3613, 8632), (4316, 7226)]