18112020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{301867}}^1$

素因数の和:301879

約数の個数: 24

約数和(自身を含む): 50713824

約数和(自身を除く): 32601804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 301867, 603734, 905601, 1207468, 1509335, 1811202, 3018670, 3622404, 4528005, 6037340, 9056010, 18112020]

約数ペア:

[(1, 18112020), (2, 9056010), (3, 6037340), (4, 4528005), (5, 3622404), (6, 3018670), (10, 1811202), (12, 1509335), (15, 1207468), (20, 905601), (30, 603734), (60, 301867)]