129045296

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{19249}}^1$

素因数の和:19676

約数の個数: 20

約数和(自身を含む): 250635000

約数和(自身を除く): 121589704

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 19249, 38498, 76996, 153992, 307984, 8065331, 16130662, 32261324, 64522648, 129045296]

約数ペア:

[(1, 129045296), (2, 64522648), (4, 32261324), (8, 16130662), (16, 8065331), (419, 307984), (838, 153992), (1676, 76996), (3352, 38498), (6704, 19249)]