19992690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{74047}}^1$

素因数の和:74063

約数の個数: 32

約数和(自身を含む): 53314560

約数和(自身を除く): 33321870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 74047, 148094, 222141, 370235, 444282, 666423, 740470, 1110705, 1332846, 1999269, 2221410, 3332115, 3998538, 6664230, 9996345, 19992690]

約数ペア:

[(1, 19992690), (2, 9996345), (3, 6664230), (5, 3998538), (6, 3332115), (9, 2221410), (10, 1999269), (15, 1332846), (18, 1110705), (27, 740470), (30, 666423), (45, 444282), (54, 370235), (90, 222141), (135, 148094), (270, 74047)]