13002928

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{1987}}^1$

素因数の和:2404

約数の個数: 20

約数和(自身を含む): 25267480

約数和(自身を除く): 12264552

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 1987, 3272, 3974, 6544, 7948, 15896, 31792, 812683, 1625366, 3250732, 6501464, 13002928]

約数ペア:

[(1, 13002928), (2, 6501464), (4, 3250732), (8, 1625366), (16, 812683), (409, 31792), (818, 15896), (1636, 7948), (1987, 6544), (3272, 3974)]