19977342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3931}}^1$

素因数の和:3965

約数の個数: 48

約数和(自身を含む): 50203776

約数和(自身を除く): 30226434

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 363, 462, 726, 847, 1694, 2541, 3931, 5082, 7862, 11793, 23586, 27517, 43241, 55034, 82551, 86482, 129723, 165102, 259446, 302687, 475651, 605374, 908061, 951302, 1426953, 1816122, 2853906, 3329557, 6659114, 9988671, 19977342]

約数ペア:

[(1, 19977342), (2, 9988671), (3, 6659114), (6, 3329557), (7, 2853906), (11, 1816122), (14, 1426953), (21, 951302), (22, 908061), (33, 605374), (42, 475651), (66, 302687), (77, 259446), (121, 165102), (154, 129723), (231, 86482), (242, 82551), (363, 55034), (462, 43241), (726, 27517), (847, 23586), (1694, 11793), (2541, 7862), (3931, 5082)]