18496786

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 17125934

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 121, 122, 154, 179, 242, 358, 427, 671, 847, 854, 1253, 1342, 1694, 1969, 2506, 3938, 4697, 7381, 9394, 10919, 13783, 14762, 21659, 21838, 27566, 43318, 51667, 76433, 103334, 120109, 151613, 152866, 240218, 303226, 840763, 1321199, 1681526, 2642398, 9248393, 18496786]

約数ペア:

[(1, 18496786), (2, 9248393), (7, 2642398), (11, 1681526), (14, 1321199), (22, 840763), (61, 303226), (77, 240218), (121, 152866), (122, 151613), (154, 120109), (179, 103334), (242, 76433), (358, 51667), (427, 43318), (671, 27566), (847, 21838), (854, 21659), (1253, 14762), (1342, 13783), (1694, 10919), (1969, 9394), (2506, 7381), (3938, 4697)]