19724928

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1705

約数の個数: 64

約数和(自身を含む): 54117120

約数和(自身を除く): 34392192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1657, 1984, 2976, 3314, 3968, 4971, 5952, 6628, 9942, 11904, 13256, 19884, 26512, 39768, 51367, 53024, 79536, 102734, 106048, 154101, 159072, 205468, 212096, 308202, 318144, 410936, 616404, 636288, 821872, 1232808, 1643744, 2465616, 3287488, 4931232, 6574976, 9862464, 19724928]

約数ペア:

[(1, 19724928), (2, 9862464), (3, 6574976), (4, 4931232), (6, 3287488), (8, 2465616), (12, 1643744), (16, 1232808), (24, 821872), (31, 636288), (32, 616404), (48, 410936), (62, 318144), (64, 308202), (93, 212096), (96, 205468), (124, 159072), (128, 154101), (186, 106048), (192, 102734), (248, 79536), (372, 53024), (384, 51367), (496, 39768), (744, 26512), (992, 19884), (1488, 13256), (1657, 11904), (1984, 9942), (2976, 6628), (3314, 5952), (3968, 4971)]