20846412

素因数分解:

$2^2\times 3^2\times {\mathrm{359}}^1\times {\mathrm{1613}}^1$

素因数の和:1982

約数の個数: 36

約数和(自身を含む): 52874640

約数和(自身を除く): 32028228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 359, 718, 1077, 1436, 1613, 2154, 3226, 3231, 4308, 4839, 6452, 6462, 9678, 12924, 14517, 19356, 29034, 58068, 579067, 1158134, 1737201, 2316268, 3474402, 5211603, 6948804, 10423206, 20846412]

約数ペア:

[(1, 20846412), (2, 10423206), (3, 6948804), (4, 5211603), (6, 3474402), (9, 2316268), (12, 1737201), (18, 1158134), (36, 579067), (359, 58068), (718, 29034), (1077, 19356), (1436, 14517), (1613, 12924), (2154, 9678), (3226, 6462), (3231, 6452), (4308, 4839)]