18996870505

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{485171}}^1$

素因数の和:485408

約数の個数: 16

約数和(自身を含む): 23474562048

約数和(自身を除く): 4477691543

約数列:

[1, 5, 41, 191, 205, 955, 7831, 39155, 485171, 2425855, 19892011, 92667661, 99460055, 463338305, 3799374101, 18996870505]

約数ペア:

[(1, 18996870505), (5, 3799374101), (41, 463338305), (191, 99460055), (205, 92667661), (955, 19892011), (7831, 2425855), (39155, 485171)]