20277296

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7499}}^1$

素因数の和:7533

約数の個数: 30

約数和(自身を含む): 42547500

約数和(自身を除く): 22270204

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7499, 14998, 29996, 59992, 97487, 119984, 194974, 389948, 779896, 1267331, 1559792, 2534662, 5069324, 10138648, 20277296]

約数ペア:

[(1, 20277296), (2, 10138648), (4, 5069324), (8, 2534662), (13, 1559792), (16, 1267331), (26, 779896), (52, 389948), (104, 194974), (169, 119984), (208, 97487), (338, 59992), (676, 29996), (1352, 14998), (2704, 7499)]