20469273

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 31328640

約数和(自身を除く): 10859367

約数列:

[1, 3, 11, 29, 33, 73, 87, 219, 293, 319, 803, 879, 957, 2117, 2409, 3223, 6351, 8497, 9669, 21389, 23287, 25491, 64167, 69861, 93467, 235279, 280401, 620281, 705837, 1860843, 6823091, 20469273]

約数ペア:

[(1, 20469273), (3, 6823091), (11, 1860843), (29, 705837), (33, 620281), (73, 280401), (87, 235279), (219, 93467), (293, 69861), (319, 64167), (803, 25491), (879, 23287), (957, 21389), (2117, 9669), (2409, 8497), (3223, 6351)]