20651746

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{23629}}^1$

素因数の和:23673

約数の個数: 16

約数和(自身を含む): 34027200

約数和(自身を除く): 13375454

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 23629, 47258, 448951, 543467, 897902, 1086934, 10325873, 20651746]

約数ペア:

[(1, 20651746), (2, 10325873), (19, 1086934), (23, 897902), (38, 543467), (46, 448951), (437, 47258), (874, 23629)]