19905633

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3001}}^1$

素因数の和:3085

約数の個数: 24

約数和(自身を含む): 31845216

約数和(自身を除く): 11939583

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 603, 737, 2211, 3001, 6633, 9003, 27009, 33011, 99033, 201067, 297099, 603201, 1809603, 2211737, 6635211, 19905633]

約数ペア:

[(1, 19905633), (3, 6635211), (9, 2211737), (11, 1809603), (33, 603201), (67, 297099), (99, 201067), (201, 99033), (603, 33011), (737, 27009), (2211, 9003), (3001, 6633)]