20006536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3727}}^1$

素因数の和:3805

約数の個数: 32

約数和(自身を含む): 41604480

約数和(自身を除く): 21597944

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 3727, 5368, 7454, 14908, 29816, 40997, 81994, 163988, 227347, 327976, 454694, 909388, 1818776, 2500817, 5001634, 10003268, 20006536]

約数ペア:

[(1, 20006536), (2, 10003268), (4, 5001634), (8, 2500817), (11, 1818776), (22, 909388), (44, 454694), (61, 327976), (88, 227347), (122, 163988), (244, 81994), (488, 40997), (671, 29816), (1342, 14908), (2684, 7454), (3727, 5368)]