20393318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 35707392

約数和(自身を除く): 15314074

約数列:

[1, 2, 11, 22, 23, 41, 46, 82, 253, 451, 506, 902, 943, 983, 1886, 1966, 10373, 10813, 20746, 21626, 22609, 40303, 45218, 80606, 248699, 443333, 497398, 886666, 926969, 1853938, 10196659, 20393318]

約数ペア:

[(1, 20393318), (2, 10196659), (11, 1853938), (22, 926969), (23, 886666), (41, 497398), (46, 443333), (82, 248699), (253, 80606), (451, 45218), (506, 40303), (902, 22609), (943, 21626), (983, 20746), (1886, 10813), (1966, 10373)]