1623360016

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{123581}}^1$

素因数の和:124410

約数の個数: 20

約数和(自身を含む): 3149116524

約数和(自身を除く): 1525756508

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 13136, 123581, 247162, 494324, 988648, 1977296, 101460001, 202920002, 405840004, 811680008, 1623360016]

約数ペア:

[(1, 1623360016), (2, 811680008), (4, 405840004), (8, 202920002), (16, 101460001), (821, 1977296), (1642, 988648), (3284, 494324), (6568, 247162), (13136, 123581)]