18755890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{25693}}^1$

素因数の和:25773

約数の個数: 16

約数和(自身を含む): 34224408

約数和(自身を除く): 15468518

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 25693, 51386, 128465, 256930, 1875589, 3751178, 9377945, 18755890]

約数ペア:

[(1, 18755890), (2, 9377945), (5, 3751178), (10, 1875589), (73, 256930), (146, 128465), (365, 51386), (730, 25693)]