20876768

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 24410656

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 127, 176, 254, 352, 467, 508, 934, 1016, 1397, 1868, 2032, 2794, 3736, 4064, 5137, 5588, 7472, 10274, 11176, 14944, 20548, 22352, 41096, 44704, 59309, 82192, 118618, 164384, 237236, 474472, 652399, 948944, 1304798, 1897888, 2609596, 5219192, 10438384, 20876768]

約数ペア:

[(1, 20876768), (2, 10438384), (4, 5219192), (8, 2609596), (11, 1897888), (16, 1304798), (22, 948944), (32, 652399), (44, 474472), (88, 237236), (127, 164384), (176, 118618), (254, 82192), (352, 59309), (467, 44704), (508, 41096), (934, 22352), (1016, 20548), (1397, 14944), (1868, 11176), (2032, 10274), (2794, 7472), (3736, 5588), (4064, 5137)]