19736794

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 37997568

約数和(自身を除く): 18260774

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 121, 122, 154, 191, 242, 382, 427, 671, 847, 854, 1337, 1342, 1694, 2101, 2674, 4202, 4697, 7381, 9394, 11651, 14707, 14762, 23111, 23302, 29414, 46222, 51667, 81557, 103334, 128161, 161777, 163114, 256322, 323554, 897127, 1409771, 1794254, 2819542, 9868397, 19736794]

約数ペア:

[(1, 19736794), (2, 9868397), (7, 2819542), (11, 1794254), (14, 1409771), (22, 897127), (61, 323554), (77, 256322), (121, 163114), (122, 161777), (154, 128161), (191, 103334), (242, 81557), (382, 51667), (427, 46222), (671, 29414), (847, 23302), (854, 23111), (1337, 14762), (1342, 14707), (1694, 11651), (2101, 9394), (2674, 7381), (4202, 4697)]