18812940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313549}}^1$

素因数の和:313561

約数の個数: 24

約数和(自身を含む): 52676400

約数和(自身を除く): 33863460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313549, 627098, 940647, 1254196, 1567745, 1881294, 3135490, 3762588, 4703235, 6270980, 9406470, 18812940]

約数ペア:

[(1, 18812940), (2, 9406470), (3, 6270980), (4, 4703235), (5, 3762588), (6, 3135490), (10, 1881294), (12, 1567745), (15, 1254196), (20, 940647), (30, 627098), (60, 313549)]