31245136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{150217}}^1$

素因数の和:150238

約数の個数: 20

約数和(自身を含む): 65194612

約数和(自身を除く): 33949476

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 150217, 300434, 600868, 1201736, 1952821, 2403472, 3905642, 7811284, 15622568, 31245136]

約数ペア:

[(1, 31245136), (2, 15622568), (4, 7811284), (8, 3905642), (13, 2403472), (16, 1952821), (26, 1201736), (52, 600868), (104, 300434), (208, 150217)]