12690458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{19891}}^1$

素因数の和:19933

約数の個数: 16

約数和(自身を含む): 21483360

約数和(自身を除く): 8792902

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 19891, 39782, 218801, 437602, 576839, 1153678, 6345229, 12690458]

約数ペア:

[(1, 12690458), (2, 6345229), (11, 1153678), (22, 576839), (29, 437602), (58, 218801), (319, 39782), (638, 19891)]