18791730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{881}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 32011470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 881, 1185, 1422, 1762, 2133, 2370, 2643, 3555, 4266, 4405, 5286, 7110, 7929, 8810, 10665, 13215, 15858, 21330, 23787, 26430, 39645, 47574, 69599, 79290, 118935, 139198, 208797, 237870, 347995, 417594, 626391, 695990, 1043985, 1252782, 1879173, 2087970, 3131955, 3758346, 6263910, 9395865, 18791730]

約数ペア:

[(1, 18791730), (2, 9395865), (3, 6263910), (5, 3758346), (6, 3131955), (9, 2087970), (10, 1879173), (15, 1252782), (18, 1043985), (27, 695990), (30, 626391), (45, 417594), (54, 347995), (79, 237870), (90, 208797), (135, 139198), (158, 118935), (237, 79290), (270, 69599), (395, 47574), (474, 39645), (711, 26430), (790, 23787), (881, 21330), (1185, 15858), (1422, 13215), (1762, 10665), (2133, 8810), (2370, 7929), (2643, 7110), (3555, 5286), (4266, 4405)]