19157974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 32394240

約数和(自身を除く): 13236266

約数列:

[1, 2, 11, 22, 73, 79, 146, 151, 158, 302, 803, 869, 1606, 1661, 1738, 3322, 5767, 11023, 11534, 11929, 22046, 23858, 63437, 121253, 126874, 131219, 242506, 262438, 870817, 1741634, 9578987, 19157974]

約数ペア:

[(1, 19157974), (2, 9578987), (11, 1741634), (22, 870817), (73, 262438), (79, 242506), (146, 131219), (151, 126874), (158, 121253), (302, 63437), (803, 23858), (869, 22046), (1606, 11929), (1661, 11534), (1738, 11023), (3322, 5767)]