2020031824

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{9967}}^1$

素因数の和:10267

約数の個数: 40

約数和(自身を含む): 4004743680

約数和(自身を除く): 1984711856

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 239, 424, 478, 848, 956, 1912, 3824, 9967, 12667, 19934, 25334, 39868, 50668, 79736, 101336, 159472, 202672, 528251, 1056502, 2113004, 2382113, 4226008, 4764226, 8452016, 9528452, 19056904, 38113808, 126251989, 252503978, 505007956, 1010015912, 2020031824]

約数ペア:

[(1, 2020031824), (2, 1010015912), (4, 505007956), (8, 252503978), (16, 126251989), (53, 38113808), (106, 19056904), (212, 9528452), (239, 8452016), (424, 4764226), (478, 4226008), (848, 2382113), (956, 2113004), (1912, 1056502), (3824, 528251), (9967, 202672), (12667, 159472), (19934, 101336), (25334, 79736), (39868, 50668)]