398274770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2096183}}^1$

素因数の和:2096209

約数の個数: 16

約数和(自身を含む): 754626240

約数和(自身を除く): 356351470

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2096183, 4192366, 10480915, 20961830, 39827477, 79654954, 199137385, 398274770]

約数ペア:

[(1, 398274770), (2, 199137385), (5, 79654954), (10, 39827477), (19, 20961830), (38, 10480915), (95, 4192366), (190, 2096183)]