218214770

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{211859}}^1$

素因数の和:211969

約数の個数: 16

約数和(自身を含む): 396601920

約数和(自身を除く): 178387150

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 211859, 423718, 1059295, 2118590, 21821477, 43642954, 109107385, 218214770]

約数ペア:

[(1, 218214770), (2, 109107385), (5, 43642954), (10, 21821477), (103, 2118590), (206, 1059295), (515, 423718), (1030, 211859)]