18142218

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2113}}^1$

素因数の和:2180

約数の個数: 40

約数和(自身を含む): 41438628

約数和(自身を除く): 23296410

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2113, 2862, 4226, 4293, 6339, 8586, 12678, 19017, 38034, 57051, 111989, 114102, 171153, 223978, 335967, 342306, 671934, 1007901, 2015802, 3023703, 6047406, 9071109, 18142218]

約数ペア:

[(1, 18142218), (2, 9071109), (3, 6047406), (6, 3023703), (9, 2015802), (18, 1007901), (27, 671934), (53, 342306), (54, 335967), (81, 223978), (106, 171153), (159, 114102), (162, 111989), (318, 57051), (477, 38034), (954, 19017), (1431, 12678), (2113, 8586), (2862, 6339), (4226, 4293)]