18127584

素因数分解:

$2^5\times 3^3\times {\mathrm{20981}}^1$

素因数の和:21000

約数の個数: 48

約数和(自身を含む): 52874640

約数和(自身を除く): 34747056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 20981, 41962, 62943, 83924, 125886, 167848, 188829, 251772, 335696, 377658, 503544, 566487, 671392, 755316, 1007088, 1132974, 1510632, 2014176, 2265948, 3021264, 4531896, 6042528, 9063792, 18127584]

約数ペア:

[(1, 18127584), (2, 9063792), (3, 6042528), (4, 4531896), (6, 3021264), (8, 2265948), (9, 2014176), (12, 1510632), (16, 1132974), (18, 1007088), (24, 755316), (27, 671392), (32, 566487), (36, 503544), (48, 377658), (54, 335696), (72, 251772), (96, 188829), (108, 167848), (144, 125886), (216, 83924), (288, 62943), (432, 41962), (864, 20981)]