19669845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5309}}^1$

素因数の和:5349

約数の個数: 32

約数和(自身を含む): 35683200

約数和(自身を除く): 16013355

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5309, 15927, 26545, 69017, 79635, 100871, 207051, 302613, 345085, 504355, 1035255, 1311323, 1513065, 3933969, 6556615, 19669845]

約数ペア:

[(1, 19669845), (3, 6556615), (5, 3933969), (13, 1513065), (15, 1311323), (19, 1035255), (39, 504355), (57, 345085), (65, 302613), (95, 207051), (195, 100871), (247, 79635), (285, 69017), (741, 26545), (1235, 15927), (3705, 5309)]