19498832

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13693}}^1$

素因数の和:13790

約数の個数: 20

約数和(自身を含む): 38206260

約数和(自身を除く): 18707428

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13693, 27386, 54772, 109544, 219088, 1218677, 2437354, 4874708, 9749416, 19498832]

約数ペア:

[(1, 19498832), (2, 9749416), (4, 4874708), (8, 2437354), (16, 1218677), (89, 219088), (178, 109544), (356, 54772), (712, 27386), (1424, 13693)]