17976907

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 20678560

約数和(自身を除く): 2701653

約数列:

[1, 13, 19, 73, 247, 949, 997, 1387, 12961, 18031, 18943, 72781, 246259, 946153, 1382839, 17976907]

約数ペア:

[(1, 17976907), (13, 1382839), (19, 946153), (73, 246259), (247, 72781), (949, 18943), (997, 18031), (1387, 12961)]