20412528

素因数分解:

$2^4\times 3^1\times {\mathrm{223}}^1\times {\mathrm{1907}}^1$

素因数の和:2141

約数の個数: 40

約数和(自身を含む): 52996608

約数和(自身を除く): 32584080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 223, 446, 669, 892, 1338, 1784, 1907, 2676, 3568, 3814, 5352, 5721, 7628, 10704, 11442, 15256, 22884, 30512, 45768, 91536, 425261, 850522, 1275783, 1701044, 2551566, 3402088, 5103132, 6804176, 10206264, 20412528]

約数ペア:

[(1, 20412528), (2, 10206264), (3, 6804176), (4, 5103132), (6, 3402088), (8, 2551566), (12, 1701044), (16, 1275783), (24, 850522), (48, 425261), (223, 91536), (446, 45768), (669, 30512), (892, 22884), (1338, 15256), (1784, 11442), (1907, 10704), (2676, 7628), (3568, 5721), (3814, 5352)]