12639772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{691}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 23541840

約数和(自身を除く): 10902068

約数列:

[1, 2, 4, 17, 34, 68, 269, 538, 691, 1076, 1382, 2764, 4573, 9146, 11747, 18292, 23494, 46988, 185879, 371758, 743516, 3159943, 6319886, 12639772]

約数ペア:

[(1, 12639772), (2, 6319886), (4, 3159943), (17, 743516), (34, 371758), (68, 185879), (269, 46988), (538, 23494), (691, 18292), (1076, 11747), (1382, 9146), (2764, 4573)]