20575112

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 39879000

約数和(自身を除く): 19303888

約数列:

[1, 2, 4, 8, 41, 82, 149, 164, 298, 328, 421, 596, 842, 1192, 1684, 3368, 6109, 12218, 17261, 24436, 34522, 48872, 62729, 69044, 125458, 138088, 250916, 501832, 2571889, 5143778, 10287556, 20575112]

約数ペア:

[(1, 20575112), (2, 10287556), (4, 5143778), (8, 2571889), (41, 501832), (82, 250916), (149, 138088), (164, 125458), (298, 69044), (328, 62729), (421, 48872), (596, 34522), (842, 24436), (1192, 17261), (1684, 12218), (3368, 6109)]