20265732

素因数分解:

$2^2\times 3^2\times {\mathrm{349}}^1\times {\mathrm{1613}}^1$

素因数の和:1972

約数の個数: 36

約数和(自身を含む): 51405900

約数和(自身を除く): 31140168

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 349, 698, 1047, 1396, 1613, 2094, 3141, 3226, 4188, 4839, 6282, 6452, 9678, 12564, 14517, 19356, 29034, 58068, 562937, 1125874, 1688811, 2251748, 3377622, 5066433, 6755244, 10132866, 20265732]

約数ペア:

[(1, 20265732), (2, 10132866), (3, 6755244), (4, 5066433), (6, 3377622), (9, 2251748), (12, 1688811), (18, 1125874), (36, 562937), (349, 58068), (698, 29034), (1047, 19356), (1396, 14517), (1613, 12564), (2094, 9678), (3141, 6452), (3226, 6282), (4188, 4839)]