28650544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137743}}^1$

素因数の和:137764

約数の個数: 20

約数和(自身を含む): 59780896

約数和(自身を除く): 31130352

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 137743, 275486, 550972, 1101944, 1790659, 2203888, 3581318, 7162636, 14325272, 28650544]

約数ペア:

[(1, 28650544), (2, 14325272), (4, 7162636), (8, 3581318), (13, 2203888), (16, 1790659), (26, 1101944), (52, 550972), (104, 275486), (208, 137743)]