20450816

素因数分解:

$2^9\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:754

約数の個数: 40

約数和(自身を含む): 41615640

約数和(自身を除く): 21164824

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 256, 472, 512, 677, 944, 1354, 1888, 2708, 3776, 5416, 7552, 10832, 15104, 21664, 30208, 39943, 43328, 79886, 86656, 159772, 173312, 319544, 346624, 639088, 1278176, 2556352, 5112704, 10225408, 20450816]

約数ペア:

[(1, 20450816), (2, 10225408), (4, 5112704), (8, 2556352), (16, 1278176), (32, 639088), (59, 346624), (64, 319544), (118, 173312), (128, 159772), (236, 86656), (256, 79886), (472, 43328), (512, 39943), (677, 30208), (944, 21664), (1354, 15104), (1888, 10832), (2708, 7552), (3776, 5416)]