18726268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6977}}^1$

素因数の和:7053

約数の個数: 24

約数和(自身を含む): 36341424

約数和(自身を除く): 17615156

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 6977, 13954, 27908, 76747, 153494, 306988, 425597, 851194, 1702388, 4681567, 9363134, 18726268]

約数ペア:

[(1, 18726268), (2, 9363134), (4, 4681567), (11, 1702388), (22, 851194), (44, 425597), (61, 306988), (122, 153494), (244, 76747), (671, 27908), (1342, 13954), (2684, 6977)]