19750590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{219451}}^1$

素因数の和:219464

約数の個数: 24

約数和(自身を含む): 51351768

約数和(自身を除く): 31601178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 219451, 438902, 658353, 1097255, 1316706, 1975059, 2194510, 3291765, 3950118, 6583530, 9875295, 19750590]

約数ペア:

[(1, 19750590), (2, 9875295), (3, 6583530), (5, 3950118), (6, 3291765), (9, 2194510), (10, 1975059), (15, 1316706), (18, 1097255), (30, 658353), (45, 438902), (90, 219451)]