18371288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10391}}^1$

素因数の和:10427

約数の個数: 32

約数和(自身を含む): 39281760

約数和(自身を除く): 20910472

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10391, 20782, 41564, 83128, 135083, 176647, 270166, 353294, 540332, 706588, 1080664, 1413176, 2296411, 4592822, 9185644, 18371288]

約数ペア:

[(1, 18371288), (2, 9185644), (4, 4592822), (8, 2296411), (13, 1413176), (17, 1080664), (26, 706588), (34, 540332), (52, 353294), (68, 270166), (104, 176647), (136, 135083), (221, 83128), (442, 41564), (884, 20782), (1768, 10391)]