18903552

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:449

約数の個数: 80

約数和(自身を含む): 52115712

約数和(自身を除く): 33212160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 397, 496, 512, 744, 768, 794, 992, 1191, 1488, 1536, 1588, 1984, 2382, 2976, 3176, 3968, 4764, 5952, 6352, 7936, 9528, 11904, 12307, 12704, 15872, 19056, 23808, 24614, 25408, 36921, 38112, 47616, 49228, 50816, 73842, 76224, 98456, 101632, 147684, 152448, 196912, 203264, 295368, 304896, 393824, 590736, 609792, 787648, 1181472, 1575296, 2362944, 3150592, 4725888, 6301184, 9451776, 18903552]

約数ペア:

[(1, 18903552), (2, 9451776), (3, 6301184), (4, 4725888), (6, 3150592), (8, 2362944), (12, 1575296), (16, 1181472), (24, 787648), (31, 609792), (32, 590736), (48, 393824), (62, 304896), (64, 295368), (93, 203264), (96, 196912), (124, 152448), (128, 147684), (186, 101632), (192, 98456), (248, 76224), (256, 73842), (372, 50816), (384, 49228), (397, 47616), (496, 38112), (512, 36921), (744, 25408), (768, 24614), (794, 23808), (992, 19056), (1191, 15872), (1488, 12704), (1536, 12307), (1588, 11904), (1984, 9528), (2382, 7936), (2976, 6352), (3176, 5952), (3968, 4764)]