18193320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:635

約数の個数: 96

約数和(自身を含む): 59852520

約数和(自身を除く): 41659200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 97, 120, 180, 194, 291, 360, 388, 485, 521, 582, 776, 873, 970, 1042, 1164, 1455, 1563, 1746, 1940, 2084, 2328, 2605, 2910, 3126, 3492, 3880, 4168, 4365, 4689, 5210, 5820, 6252, 6984, 7815, 8730, 9378, 10420, 11640, 12504, 15630, 17460, 18756, 20840, 23445, 31260, 34920, 37512, 46890, 50537, 62520, 93780, 101074, 151611, 187560, 202148, 252685, 303222, 404296, 454833, 505370, 606444, 758055, 909666, 1010740, 1212888, 1516110, 1819332, 2021480, 2274165, 3032220, 3638664, 4548330, 6064440, 9096660, 18193320]

約数ペア:

[(1, 18193320), (2, 9096660), (3, 6064440), (4, 4548330), (5, 3638664), (6, 3032220), (8, 2274165), (9, 2021480), (10, 1819332), (12, 1516110), (15, 1212888), (18, 1010740), (20, 909666), (24, 758055), (30, 606444), (36, 505370), (40, 454833), (45, 404296), (60, 303222), (72, 252685), (90, 202148), (97, 187560), (120, 151611), (180, 101074), (194, 93780), (291, 62520), (360, 50537), (388, 46890), (485, 37512), (521, 34920), (582, 31260), (776, 23445), (873, 20840), (970, 18756), (1042, 17460), (1164, 15630), (1455, 12504), (1563, 11640), (1746, 10420), (1940, 9378), (2084, 8730), (2328, 7815), (2605, 6984), (2910, 6252), (3126, 5820), (3492, 5210), (3880, 4689), (4168, 4365)]