221145142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{18593}}^1$

素因数の和:18927

約数の個数: 16

約数和(自身を含む): 350310960

約数和(自身を除く): 129165818

約数列:

[1, 2, 19, 38, 313, 626, 5947, 11894, 18593, 37186, 353267, 706534, 5819609, 11639218, 110572571, 221145142]

約数ペア:

[(1, 221145142), (2, 110572571), (19, 11639218), (38, 5819609), (313, 706534), (626, 353267), (5947, 37186), (11894, 18593)]