18746996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2543}}^1$

素因数の和:2663

約数の個数: 24

約数和(自身を含む): 34903680

約数和(自身を除く): 16156684

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 1843, 2543, 3686, 5086, 7372, 10172, 48317, 96634, 193268, 246671, 493342, 986684, 4686749, 9373498, 18746996]

約数ペア:

[(1, 18746996), (2, 9373498), (4, 4686749), (19, 986684), (38, 493342), (76, 246671), (97, 193268), (194, 96634), (388, 48317), (1843, 10172), (2543, 7372), (3686, 5086)]