19388936

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11939}}^1$

素因数の和:11981

約数の個数: 32

約数和(自身を含む): 42984000

約数和(自身を除く): 23595064

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 11939, 23878, 47756, 83573, 95512, 167146, 334292, 346231, 668584, 692462, 1384924, 2423617, 2769848, 4847234, 9694468, 19388936]

約数ペア:

[(1, 19388936), (2, 9694468), (4, 4847234), (7, 2769848), (8, 2423617), (14, 1384924), (28, 692462), (29, 668584), (56, 346231), (58, 334292), (116, 167146), (203, 95512), (232, 83573), (406, 47756), (812, 23878), (1624, 11939)]