18701286

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{42697}}^1$

素因数の和:42775

約数の個数: 16

約数和(自身を含む): 37915824

約数和(自身を除く): 19214538

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 42697, 85394, 128091, 256182, 3116881, 6233762, 9350643, 18701286]

約数ペア:

[(1, 18701286), (2, 9350643), (3, 6233762), (6, 3116881), (73, 256182), (146, 128091), (219, 85394), (438, 42697)]