18404172

素因数分解:

$2^2\times 3^4\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1380

約数の個数: 60

約数和(自身を含む): 49268296

約数和(自身を除く): 30864124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 81, 86, 108, 129, 162, 172, 258, 324, 387, 516, 774, 1161, 1321, 1548, 2322, 2642, 3483, 3963, 4644, 5284, 6966, 7926, 11889, 13932, 15852, 23778, 35667, 47556, 56803, 71334, 107001, 113606, 142668, 170409, 214002, 227212, 340818, 428004, 511227, 681636, 1022454, 1533681, 2044908, 3067362, 4601043, 6134724, 9202086, 18404172]

約数ペア:

[(1, 18404172), (2, 9202086), (3, 6134724), (4, 4601043), (6, 3067362), (9, 2044908), (12, 1533681), (18, 1022454), (27, 681636), (36, 511227), (43, 428004), (54, 340818), (81, 227212), (86, 214002), (108, 170409), (129, 142668), (162, 113606), (172, 107001), (258, 71334), (324, 56803), (387, 47556), (516, 35667), (774, 23778), (1161, 15852), (1321, 13932), (1548, 11889), (2322, 7926), (2642, 6966), (3483, 5284), (3963, 4644)]