18211872

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:722

約数の個数: 96

約数和(自身を含む): 56052864

約数和(自身を除く): 37840992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 82, 84, 96, 112, 123, 164, 168, 224, 246, 287, 328, 336, 492, 574, 656, 661, 672, 861, 984, 1148, 1312, 1322, 1722, 1968, 1983, 2296, 2644, 3444, 3936, 3966, 4592, 4627, 5288, 6888, 7932, 9184, 9254, 10576, 13776, 13881, 15864, 18508, 21152, 27101, 27552, 27762, 31728, 37016, 54202, 55524, 63456, 74032, 81303, 108404, 111048, 148064, 162606, 189707, 216808, 222096, 325212, 379414, 433616, 444192, 569121, 650424, 758828, 867232, 1138242, 1300848, 1517656, 2276484, 2601696, 3035312, 4552968, 6070624, 9105936, 18211872]

約数ペア:

[(1, 18211872), (2, 9105936), (3, 6070624), (4, 4552968), (6, 3035312), (7, 2601696), (8, 2276484), (12, 1517656), (14, 1300848), (16, 1138242), (21, 867232), (24, 758828), (28, 650424), (32, 569121), (41, 444192), (42, 433616), (48, 379414), (56, 325212), (82, 222096), (84, 216808), (96, 189707), (112, 162606), (123, 148064), (164, 111048), (168, 108404), (224, 81303), (246, 74032), (287, 63456), (328, 55524), (336, 54202), (492, 37016), (574, 31728), (656, 27762), (661, 27552), (672, 27101), (861, 21152), (984, 18508), (1148, 15864), (1312, 13881), (1322, 13776), (1722, 10576), (1968, 9254), (1983, 9184), (2296, 7932), (2644, 6888), (3444, 5288), (3936, 4627), (3966, 4592)]