20007512

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5857}}^1$

素因数の和:5931

約数の個数: 32

約数和(自身を含む): 43583520

約数和(自身を除く): 23576008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5857, 11714, 23428, 40999, 46856, 81998, 163996, 327992, 357277, 714554, 1429108, 2500939, 2858216, 5001878, 10003756, 20007512]

約数ペア:

[(1, 20007512), (2, 10003756), (4, 5001878), (7, 2858216), (8, 2500939), (14, 1429108), (28, 714554), (56, 357277), (61, 327992), (122, 163996), (244, 81998), (427, 46856), (488, 40999), (854, 23428), (1708, 11714), (3416, 5857)]