19542627

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 32023376

約数和(自身を除く): 12480749

約数列:

[1, 3, 9, 13, 27, 39, 67, 81, 117, 201, 277, 351, 603, 831, 871, 1053, 1809, 2493, 2613, 3601, 5427, 7479, 7839, 10803, 18559, 22437, 23517, 32409, 55677, 70551, 97227, 167031, 241267, 291681, 501093, 723801, 1503279, 2171403, 6514209, 19542627]

約数ペア:

[(1, 19542627), (3, 6514209), (9, 2171403), (13, 1503279), (27, 723801), (39, 501093), (67, 291681), (81, 241267), (117, 167031), (201, 97227), (277, 70551), (351, 55677), (603, 32409), (831, 23517), (871, 22437), (1053, 18559), (1809, 10803), (2493, 7839), (2613, 7479), (3601, 5427)]