12904478

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{821}}^1$

素因数の和:1123

約数の個数: 16

約数和(自身を含む): 20122560

約数和(自身を除く): 7218082

約数列:

[1, 2, 29, 58, 271, 542, 821, 1642, 7859, 15718, 23809, 47618, 222491, 444982, 6452239, 12904478]

約数ペア:

[(1, 12904478), (2, 6452239), (29, 444982), (58, 222491), (271, 47618), (542, 23809), (821, 15718), (1642, 7859)]