20190268

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11821}}^1$

素因数の和:11893

約数の個数: 24

約数和(自身を含む): 41045984

約数和(自身を除く): 20855716

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11821, 23642, 47284, 82747, 165494, 330988, 721081, 1442162, 2884324, 5047567, 10095134, 20190268]

約数ペア:

[(1, 20190268), (2, 10095134), (4, 5047567), (7, 2884324), (14, 1442162), (28, 721081), (61, 330988), (122, 165494), (244, 82747), (427, 47284), (854, 23642), (1708, 11821)]