12664571638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{10427}}^1\times {\mathrm{31963}}^1$

素因数の和:42411

約数の個数: 16

約数和(自身を含む): 19999235520

約数和(自身を除く): 7334663882

約数列:

[1, 2, 19, 38, 10427, 20854, 31963, 63926, 198113, 396226, 607297, 1214594, 333278201, 666556402, 6332285819, 12664571638]

約数ペア:

[(1, 12664571638), (2, 6332285819), (19, 666556402), (38, 333278201), (10427, 1214594), (20854, 607297), (31963, 396226), (63926, 198113)]