19854536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{190909}}^1$

素因数の和:190928

約数の個数: 16

約数和(自身を含む): 40091100

約数和(自身を除く): 20236564

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 190909, 381818, 763636, 1527272, 2481817, 4963634, 9927268, 19854536]

約数ペア:

[(1, 19854536), (2, 9927268), (4, 4963634), (8, 2481817), (13, 1527272), (26, 763636), (52, 381818), (104, 190909)]