18193864

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{13457}}^1$

素因数の和:13489

約数の個数: 24

約数和(自身を含む): 36942210

約数和(自身を除く): 18748346

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 13457, 26914, 53828, 107656, 174941, 349882, 699764, 1399528, 2274233, 4548466, 9096932, 18193864]

約数ペア:

[(1, 18193864), (2, 9096932), (4, 4548466), (8, 2274233), (13, 1399528), (26, 699764), (52, 349882), (104, 174941), (169, 107656), (338, 53828), (676, 26914), (1352, 13457)]