18181518

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3709}}^1$

素因数の和:3776

約数の個数: 32

約数和(自身を含む): 39177600

約数和(自身を除く): 20996082

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 3709, 4902, 7418, 11127, 22254, 70471, 140942, 159487, 211413, 318974, 422826, 478461, 956922, 3030253, 6060506, 9090759, 18181518]

約数ペア:

[(1, 18181518), (2, 9090759), (3, 6060506), (6, 3030253), (19, 956922), (38, 478461), (43, 422826), (57, 318974), (86, 211413), (114, 159487), (129, 140942), (258, 70471), (817, 22254), (1634, 11127), (2451, 7418), (3709, 4902)]