20024145

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6449}}^1$

素因数の和:6486

約数の個数: 32

約数和(自身を含む): 37152000

約数和(自身を除く): 17127855

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 6449, 19347, 32245, 58041, 96735, 148327, 174123, 290205, 444981, 741635, 870615, 1334943, 2224905, 4004829, 6674715, 20024145]

約数ペア:

[(1, 20024145), (3, 6674715), (5, 4004829), (9, 2224905), (15, 1334943), (23, 870615), (27, 741635), (45, 444981), (69, 290205), (115, 174123), (135, 148327), (207, 96735), (345, 58041), (621, 32245), (1035, 19347), (3105, 6449)]