20856352

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 45172512

約数和(自身を除く): 24316160

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 193, 307, 352, 386, 614, 772, 1228, 1544, 2123, 2456, 3088, 3377, 4246, 4912, 6176, 6754, 8492, 9824, 13508, 16984, 27016, 33968, 54032, 59251, 67936, 108064, 118502, 237004, 474008, 651761, 948016, 1303522, 1896032, 2607044, 5214088, 10428176, 20856352]

約数ペア:

[(1, 20856352), (2, 10428176), (4, 5214088), (8, 2607044), (11, 1896032), (16, 1303522), (22, 948016), (32, 651761), (44, 474008), (88, 237004), (176, 118502), (193, 108064), (307, 67936), (352, 59251), (386, 54032), (614, 33968), (772, 27016), (1228, 16984), (1544, 13508), (2123, 9824), (2456, 8492), (3088, 6754), (3377, 6176), (4246, 4912)]