20179456

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3583}}^1$

素因数の和:3612

約数の個数: 40

約数和(自身を含む): 43997184

約数和(自身を除く): 23817728

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 3583, 5632, 7166, 14332, 28664, 39413, 57328, 78826, 114656, 157652, 229312, 315304, 458624, 630608, 917248, 1261216, 1834496, 2522432, 5044864, 10089728, 20179456]

約数ペア:

[(1, 20179456), (2, 10089728), (4, 5044864), (8, 2522432), (11, 1834496), (16, 1261216), (22, 917248), (32, 630608), (44, 458624), (64, 315304), (88, 229312), (128, 157652), (176, 114656), (256, 78826), (352, 57328), (512, 39413), (704, 28664), (1408, 14332), (2816, 7166), (3583, 5632)]