19606509

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{673}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 31704960

約数和(自身を除く): 12098451

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 673, 747, 1079, 2019, 2241, 3237, 6057, 8749, 9711, 18171, 26247, 29133, 55859, 78741, 167577, 236223, 502731, 726167, 1508193, 2178501, 6535503, 19606509]

約数ペア:

[(1, 19606509), (3, 6535503), (9, 2178501), (13, 1508193), (27, 726167), (39, 502731), (83, 236223), (117, 167577), (249, 78741), (351, 55859), (673, 29133), (747, 26247), (1079, 18171), (2019, 9711), (2241, 8749), (3237, 6057)]