18900710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2288

約数の個数: 32

約数和(自身を含む): 36476352

約数和(自身を除く): 17575642

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 851, 1702, 2221, 4255, 4442, 8510, 11105, 22210, 51083, 82177, 102166, 164354, 255415, 410885, 510830, 821770, 1890071, 3780142, 9450355, 18900710]

約数ペア:

[(1, 18900710), (2, 9450355), (5, 3780142), (10, 1890071), (23, 821770), (37, 510830), (46, 410885), (74, 255415), (115, 164354), (185, 102166), (230, 82177), (370, 51083), (851, 22210), (1702, 11105), (2221, 8510), (4255, 4442)]