20508816

素因数分解:

$2^4\times 3^1\times {\mathrm{191}}^1\times {\mathrm{2237}}^1$

素因数の和:2439

約数の個数: 40

約数和(自身を含む): 53282304

約数和(自身を除く): 32773488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 191, 382, 573, 764, 1146, 1528, 2237, 2292, 3056, 4474, 4584, 6711, 8948, 9168, 13422, 17896, 26844, 35792, 53688, 107376, 427267, 854534, 1281801, 1709068, 2563602, 3418136, 5127204, 6836272, 10254408, 20508816]

約数ペア:

[(1, 20508816), (2, 10254408), (3, 6836272), (4, 5127204), (6, 3418136), (8, 2563602), (12, 1709068), (16, 1281801), (24, 854534), (48, 427267), (191, 107376), (382, 53688), (573, 35792), (764, 26844), (1146, 17896), (1528, 13422), (2237, 9168), (2292, 8948), (3056, 6711), (4474, 4584)]