19399284

素因数分解:

$2^2\times 3^3\times {\mathrm{179623}}^1$

素因数の和:179636

約数の個数: 24

約数和(自身を含む): 50294720

約数和(自身を除く): 30895436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 179623, 359246, 538869, 718492, 1077738, 1616607, 2155476, 3233214, 4849821, 6466428, 9699642, 19399284]

約数ペア:

[(1, 19399284), (2, 9699642), (3, 6466428), (4, 4849821), (6, 3233214), (9, 2155476), (12, 1616607), (18, 1077738), (27, 718492), (36, 538869), (54, 359246), (108, 179623)]