18894428

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{23269}}^1$

素因数の和:23309

約数の個数: 24

約数和(自身を含む): 39093600

約数和(自身を除く): 20199172

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 23269, 46538, 93076, 162883, 325766, 651532, 674801, 1349602, 2699204, 4723607, 9447214, 18894428]

約数ペア:

[(1, 18894428), (2, 9447214), (4, 4723607), (7, 2699204), (14, 1349602), (28, 674801), (29, 651532), (58, 325766), (116, 162883), (203, 93076), (406, 46538), (812, 23269)]