18972928

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{5701}}^1$

素因数の和:5730

約数の個数: 36

約数和(自身を含む): 40792108

約数和(自身を除く): 21819180

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 5701, 11402, 22804, 45608, 74113, 91216, 148226, 182432, 296452, 364864, 592904, 729728, 1185808, 1459456, 2371616, 4743232, 9486464, 18972928]

約数ペア:

[(1, 18972928), (2, 9486464), (4, 4743232), (8, 2371616), (13, 1459456), (16, 1185808), (26, 729728), (32, 592904), (52, 364864), (64, 296452), (104, 182432), (128, 148226), (208, 91216), (256, 74113), (416, 45608), (832, 22804), (1664, 11402), (3328, 5701)]