19979322

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2939}}^1$

素因数の和:3058

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 24050118

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 103, 206, 309, 618, 1133, 2266, 2939, 3399, 5878, 6798, 8817, 17634, 32329, 64658, 96987, 193974, 302717, 605434, 908151, 1816302, 3329887, 6659774, 9989661, 19979322]

約数ペア:

[(1, 19979322), (2, 9989661), (3, 6659774), (6, 3329887), (11, 1816302), (22, 908151), (33, 605434), (66, 302717), (103, 193974), (206, 96987), (309, 64658), (618, 32329), (1133, 17634), (2266, 8817), (2939, 6798), (3399, 5878)]