19923846

素因数分解:

$2^1\times 3^1\times {\mathrm{151}}^1\times {\mathrm{21991}}^1$

素因数の和:22147

約数の個数: 16

約数和(自身を含む): 40113408

約数和(自身を除く): 20189562

約数列:

[1, 2, 3, 6, 151, 302, 453, 906, 21991, 43982, 65973, 131946, 3320641, 6641282, 9961923, 19923846]

約数ペア:

[(1, 19923846), (2, 9961923), (3, 6641282), (6, 3320641), (151, 131946), (302, 65973), (453, 43982), (906, 21991)]