18980928

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1112

約数の個数: 84

約数和(自身を含む): 56213248

約数和(自身を除く): 37232320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1063, 1116, 1488, 1984, 2126, 2232, 2976, 3189, 4252, 4464, 5952, 6378, 8504, 8928, 9567, 12756, 17008, 17856, 19134, 25512, 32953, 34016, 38268, 51024, 65906, 68032, 76536, 98859, 102048, 131812, 153072, 197718, 204096, 263624, 296577, 306144, 395436, 527248, 593154, 612288, 790872, 1054496, 1186308, 1581744, 2108992, 2372616, 3163488, 4745232, 6326976, 9490464, 18980928]

約数ペア:

[(1, 18980928), (2, 9490464), (3, 6326976), (4, 4745232), (6, 3163488), (8, 2372616), (9, 2108992), (12, 1581744), (16, 1186308), (18, 1054496), (24, 790872), (31, 612288), (32, 593154), (36, 527248), (48, 395436), (62, 306144), (64, 296577), (72, 263624), (93, 204096), (96, 197718), (124, 153072), (144, 131812), (186, 102048), (192, 98859), (248, 76536), (279, 68032), (288, 65906), (372, 51024), (496, 38268), (558, 34016), (576, 32953), (744, 25512), (992, 19134), (1063, 17856), (1116, 17008), (1488, 12756), (1984, 9567), (2126, 8928), (2232, 8504), (2976, 6378), (3189, 5952), (4252, 4464)]