220718782

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{42397}}^1$

素因数の和:42555

約数の個数: 16

約数和(自身を含む): 351055440

約数和(自身を除く): 130336658

約数列:

[1, 2, 19, 38, 137, 274, 2603, 5206, 42397, 84794, 805543, 1611086, 5808389, 11616778, 110359391, 220718782]

約数ペア:

[(1, 220718782), (2, 110359391), (19, 11616778), (38, 5808389), (137, 1611086), (274, 805543), (2603, 84794), (5206, 42397)]