20580064

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37831}}^1$

素因数の和:37858

約数の個数: 24

約数和(自身を含む): 42901488

約数和(自身を除く): 22321424

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 37831, 75662, 151324, 302648, 605296, 643127, 1210592, 1286254, 2572508, 5145016, 10290032, 20580064]

約数ペア:

[(1, 20580064), (2, 10290032), (4, 5145016), (8, 2572508), (16, 1286254), (17, 1210592), (32, 643127), (34, 605296), (68, 302648), (136, 151324), (272, 75662), (544, 37831)]