20394336

素因数分解:

$2^5\times 3^1\times {\mathrm{109}}^1\times {\mathrm{1949}}^1$

素因数の和:2071

約数の個数: 48

約数和(自身を含む): 54054000

約数和(自身を除く): 33659664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 109, 218, 327, 436, 654, 872, 1308, 1744, 1949, 2616, 3488, 3898, 5232, 5847, 7796, 10464, 11694, 15592, 23388, 31184, 46776, 62368, 93552, 187104, 212441, 424882, 637323, 849764, 1274646, 1699528, 2549292, 3399056, 5098584, 6798112, 10197168, 20394336]

約数ペア:

[(1, 20394336), (2, 10197168), (3, 6798112), (4, 5098584), (6, 3399056), (8, 2549292), (12, 1699528), (16, 1274646), (24, 849764), (32, 637323), (48, 424882), (96, 212441), (109, 187104), (218, 93552), (327, 62368), (436, 46776), (654, 31184), (872, 23388), (1308, 15592), (1744, 11694), (1949, 10464), (2616, 7796), (3488, 5847), (3898, 5232)]