12121012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3709}}^1$

素因数の和:3775

約数の個数: 24

約数和(自身を含む): 22853600

約数和(自身を除く): 10732588

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 3709, 7418, 14836, 70471, 140942, 159487, 281884, 318974, 637948, 3030253, 6060506, 12121012]

約数ペア:

[(1, 12121012), (2, 6060506), (4, 3030253), (19, 637948), (38, 318974), (43, 281884), (76, 159487), (86, 140942), (172, 70471), (817, 14836), (1634, 7418), (3268, 3709)]