31855408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{153151}}^1$

素因数の和:153172

約数の個数: 20

約数和(自身を含む): 66467968

約数和(自身を除く): 34612560

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 153151, 306302, 612604, 1225208, 1990963, 2450416, 3981926, 7963852, 15927704, 31855408]

約数ペア:

[(1, 31855408), (2, 15927704), (4, 7963852), (8, 3981926), (13, 2450416), (16, 1990963), (26, 1225208), (52, 612604), (104, 306302), (208, 153151)]