18425538

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 41231736

約数和(自身を除く): 22806198

約数列:

[1, 2, 3, 6, 9, 18, 61, 97, 122, 173, 183, 194, 291, 346, 366, 519, 549, 582, 873, 1038, 1098, 1557, 1746, 3114, 5917, 10553, 11834, 16781, 17751, 21106, 31659, 33562, 35502, 50343, 53253, 63318, 94977, 100686, 106506, 151029, 189954, 302058, 1023641, 2047282, 3070923, 6141846, 9212769, 18425538]

約数ペア:

[(1, 18425538), (2, 9212769), (3, 6141846), (6, 3070923), (9, 2047282), (18, 1023641), (61, 302058), (97, 189954), (122, 151029), (173, 106506), (183, 100686), (194, 94977), (291, 63318), (346, 53253), (366, 50343), (519, 35502), (549, 33562), (582, 31659), (873, 21106), (1038, 17751), (1098, 16781), (1557, 11834), (1746, 10553), (3114, 5917)]