18837600906

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^2\times {\mathrm{257}}^1\times {\mathrm{6607}}^1$

素因数の和:6955

約数の個数: 48

約数和(自身を含む): 38727690624

約数和(自身を除く): 19890089718

約数列:

[1, 2, 3, 6, 43, 86, 129, 257, 258, 514, 771, 1542, 1849, 3698, 5547, 6607, 11051, 11094, 13214, 19821, 22102, 33153, 39642, 66306, 284101, 475193, 568202, 852303, 950386, 1425579, 1697999, 1704606, 2851158, 3395998, 5093997, 10187994, 12216343, 24432686, 36649029, 73013957, 73298058, 146027914, 219041871, 438083742, 3139600151, 6279200302, 9418800453, 18837600906]

約数ペア:

[(1, 18837600906), (2, 9418800453), (3, 6279200302), (6, 3139600151), (43, 438083742), (86, 219041871), (129, 146027914), (257, 73298058), (258, 73013957), (514, 36649029), (771, 24432686), (1542, 12216343), (1849, 10187994), (3698, 5093997), (5547, 3395998), (6607, 2851158), (11051, 1704606), (11094, 1697999), (13214, 1425579), (19821, 950386), (22102, 852303), (33153, 568202), (39642, 475193), (66306, 284101)]