221131994

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1\times {\mathrm{1879}}^1$

素因数の和:2082

約数の個数: 24

約数和(自身を含む): 352409760

約数和(自身を除く): 131277766

約数列:

[1, 2, 19, 38, 163, 326, 361, 722, 1879, 3097, 3758, 6194, 35701, 58843, 71402, 117686, 306277, 612554, 678319, 1356638, 5819263, 11638526, 110565997, 221131994]

約数ペア:

[(1, 221131994), (2, 110565997), (19, 11638526), (38, 5819263), (163, 1356638), (326, 678319), (361, 612554), (722, 306277), (1879, 117686), (3097, 71402), (3758, 58843), (6194, 35701)]