20191536

素因数分解:

$2^4\times 3^2\times {\mathrm{281}}^1\times {\mathrm{499}}^1$

素因数の和:794

約数の個数: 60

約数和(自身を含む): 56823000

約数和(自身を除く): 36631464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 281, 499, 562, 843, 998, 1124, 1497, 1686, 1996, 2248, 2529, 2994, 3372, 3992, 4491, 4496, 5058, 5988, 6744, 7984, 8982, 10116, 11976, 13488, 17964, 20232, 23952, 35928, 40464, 71856, 140219, 280438, 420657, 560876, 841314, 1121752, 1261971, 1682628, 2243504, 2523942, 3365256, 5047884, 6730512, 10095768, 20191536]

約数ペア:

[(1, 20191536), (2, 10095768), (3, 6730512), (4, 5047884), (6, 3365256), (8, 2523942), (9, 2243504), (12, 1682628), (16, 1261971), (18, 1121752), (24, 841314), (36, 560876), (48, 420657), (72, 280438), (144, 140219), (281, 71856), (499, 40464), (562, 35928), (843, 23952), (998, 20232), (1124, 17964), (1497, 13488), (1686, 11976), (1996, 10116), (2248, 8982), (2529, 7984), (2994, 6744), (3372, 5988), (3992, 5058), (4491, 4496)]