402589232

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{249127}}^1$

素因数の和:249236

約数の個数: 20

約数和(自身を含む): 787742736

約数和(自身を除く): 385153504

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 249127, 498254, 996508, 1993016, 3986032, 25161827, 50323654, 100647308, 201294616, 402589232]

約数ペア:

[(1, 402589232), (2, 201294616), (4, 100647308), (8, 50323654), (16, 25161827), (101, 3986032), (202, 1993016), (404, 996508), (808, 498254), (1616, 249127)]