18998768

素因数分解:

$2^4\times {\mathrm{1021}}^1\times {\mathrm{1163}}^1$

素因数の和:2192

約数の個数: 20

約数和(自身を含む): 36877848

約数和(自身を除く): 17879080

約数列:

[1, 2, 4, 8, 16, 1021, 1163, 2042, 2326, 4084, 4652, 8168, 9304, 16336, 18608, 1187423, 2374846, 4749692, 9499384, 18998768]

約数ペア:

[(1, 18998768), (2, 9499384), (4, 4749692), (8, 2374846), (16, 1187423), (1021, 18608), (1163, 16336), (2042, 9304), (2326, 8168), (4084, 4652)]