31801016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17987}}^1$

素因数の和:18023

約数の個数: 32

約数和(自身を含む): 67994640

約数和(自身を除く): 36193624

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 17987, 35974, 71948, 143896, 233831, 305779, 467662, 611558, 935324, 1223116, 1870648, 2446232, 3975127, 7950254, 15900508, 31801016]

約数ペア:

[(1, 31801016), (2, 15900508), (4, 7950254), (8, 3975127), (13, 2446232), (17, 1870648), (26, 1223116), (34, 935324), (52, 611558), (68, 467662), (104, 305779), (136, 233831), (221, 143896), (442, 71948), (884, 35974), (1768, 17987)]