18195720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151631}}^1$

素因数の和:151645

約数の個数: 32

約数和(自身を含む): 54587520

約数和(自身を除く): 36391800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151631, 303262, 454893, 606524, 758155, 909786, 1213048, 1516310, 1819572, 2274465, 3032620, 3639144, 4548930, 6065240, 9097860, 18195720]

約数ペア:

[(1, 18195720), (2, 9097860), (3, 6065240), (4, 4548930), (5, 3639144), (6, 3032620), (8, 2274465), (10, 1819572), (12, 1516310), (15, 1213048), (20, 909786), (24, 758155), (30, 606524), (40, 454893), (60, 303262), (120, 151631)]