20189608

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 40853160

約数和(自身を除く): 20663552

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 2801, 3604, 5602, 7208, 11204, 22408, 47617, 95234, 148453, 190468, 296906, 380936, 593812, 1187624, 2523701, 5047402, 10094804, 20189608]

約数ペア:

[(1, 20189608), (2, 10094804), (4, 5047402), (8, 2523701), (17, 1187624), (34, 593812), (53, 380936), (68, 296906), (106, 190468), (136, 148453), (212, 95234), (424, 47617), (901, 22408), (1802, 11204), (2801, 7208), (3604, 5602)]