20474649

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1699}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 32177600

約数和(自身を除く): 11702951

約数列:

[1, 3, 9, 13, 39, 103, 117, 309, 927, 1339, 1699, 4017, 5097, 12051, 15291, 22087, 66261, 174997, 198783, 524991, 1574973, 2274961, 6824883, 20474649]

約数ペア:

[(1, 20474649), (3, 6824883), (9, 2274961), (13, 1574973), (39, 524991), (103, 198783), (117, 174997), (309, 66261), (927, 22087), (1339, 15291), (1699, 12051), (4017, 5097)]