18814536

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20101}}^1$

素因数の和:20126

約数の個数: 48

約数和(自身を含む): 54878460

約数和(自身を除く): 36063924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20101, 40202, 60303, 80404, 120606, 160808, 180909, 241212, 261313, 361818, 482424, 522626, 723636, 783939, 1045252, 1447272, 1567878, 2090504, 2351817, 3135756, 4703634, 6271512, 9407268, 18814536]

約数ペア:

[(1, 18814536), (2, 9407268), (3, 6271512), (4, 4703634), (6, 3135756), (8, 2351817), (9, 2090504), (12, 1567878), (13, 1447272), (18, 1045252), (24, 783939), (26, 723636), (36, 522626), (39, 482424), (52, 361818), (72, 261313), (78, 241212), (104, 180909), (117, 160808), (156, 120606), (234, 80404), (312, 60303), (468, 40202), (936, 20101)]