31513456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151507}}^1$

素因数の和:151528

約数の個数: 20

約数和(自身を含む): 65754472

約数和(自身を除く): 34241016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 151507, 303014, 606028, 1212056, 1969591, 2424112, 3939182, 7878364, 15756728, 31513456]

約数ペア:

[(1, 31513456), (2, 15756728), (4, 7878364), (8, 3939182), (13, 2424112), (16, 1969591), (26, 1212056), (52, 606028), (104, 303014), (208, 151507)]