18488428

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22769}}^1$

素因数の和:22809

約数の個数: 24

約数和(自身を含む): 38253600

約数和(自身を除く): 19765172

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 22769, 45538, 91076, 159383, 318766, 637532, 660301, 1320602, 2641204, 4622107, 9244214, 18488428]

約数ペア:

[(1, 18488428), (2, 9244214), (4, 4622107), (7, 2641204), (14, 1320602), (28, 660301), (29, 637532), (58, 318766), (116, 159383), (203, 91076), (406, 45538), (812, 22769)]