18681858

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2753}}^1$

素因数の和:2803

約数の個数: 48

約数和(自身を含む): 45110520

約数和(自身を除く): 26428662

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 174, 234, 261, 377, 522, 754, 1131, 2262, 2753, 3393, 5506, 6786, 8259, 16518, 24777, 35789, 49554, 71578, 79837, 107367, 159674, 214734, 239511, 322101, 479022, 644202, 718533, 1037881, 1437066, 2075762, 3113643, 6227286, 9340929, 18681858]

約数ペア:

[(1, 18681858), (2, 9340929), (3, 6227286), (6, 3113643), (9, 2075762), (13, 1437066), (18, 1037881), (26, 718533), (29, 644202), (39, 479022), (58, 322101), (78, 239511), (87, 214734), (117, 159674), (174, 107367), (234, 79837), (261, 71578), (377, 49554), (522, 35789), (754, 24777), (1131, 16518), (2262, 8259), (2753, 6786), (3393, 5506)]