19243450

素因数分解:

$2^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{941}}^1$

素因数の和:1362

約数の個数: 24

約数和(自身を含む): 35918460

約数和(自身を除く): 16675010

約数列:

[1, 2, 5, 10, 25, 50, 409, 818, 941, 1882, 2045, 4090, 4705, 9410, 10225, 20450, 23525, 47050, 384869, 769738, 1924345, 3848690, 9621725, 19243450]

約数ペア:

[(1, 19243450), (2, 9621725), (5, 3848690), (10, 1924345), (25, 769738), (50, 384869), (409, 47050), (818, 23525), (941, 20450), (1882, 10225), (2045, 9410), (4090, 4705)]