1999471616

素因数分解:

$2^{10}\times {\mathrm{157}}^1\times {\mathrm{12437}}^1$

素因数の和:12614

約数の個数: 44

約数和(自身を含む): 4022772588

約数和(自身を除く): 2023300972

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 256, 314, 512, 628, 1024, 1256, 2512, 5024, 10048, 12437, 20096, 24874, 40192, 49748, 80384, 99496, 160768, 198992, 397984, 795968, 1591936, 1952609, 3183872, 3905218, 6367744, 7810436, 12735488, 15620872, 31241744, 62483488, 124966976, 249933952, 499867904, 999735808, 1999471616]

約数ペア:

[(1, 1999471616), (2, 999735808), (4, 499867904), (8, 249933952), (16, 124966976), (32, 62483488), (64, 31241744), (128, 15620872), (157, 12735488), (256, 7810436), (314, 6367744), (512, 3905218), (628, 3183872), (1024, 1952609), (1256, 1591936), (2512, 795968), (5024, 397984), (10048, 198992), (12437, 160768), (20096, 99496), (24874, 80384), (40192, 49748)]