15640664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2549}}^1$

素因数の和:2627

約数の個数: 32

約数和(自身を含む): 32130000

約数和(自身を除く): 16489336

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 472, 767, 1534, 2549, 3068, 5098, 6136, 10196, 20392, 33137, 66274, 132548, 150391, 265096, 300782, 601564, 1203128, 1955083, 3910166, 7820332, 15640664]

約数ペア:

[(1, 15640664), (2, 7820332), (4, 3910166), (8, 1955083), (13, 1203128), (26, 601564), (52, 300782), (59, 265096), (104, 150391), (118, 132548), (236, 66274), (472, 33137), (767, 20392), (1534, 10196), (2549, 6136), (3068, 5098)]