20115299

素因数分解:

${\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 21561120

約数和(自身を除く): 1445821

約数列:

[1, 29, 61, 83, 137, 1769, 2407, 3973, 5063, 8357, 11371, 146827, 242353, 329759, 693631, 20115299]

約数ペア:

[(1, 20115299), (29, 693631), (61, 329759), (83, 242353), (137, 146827), (1769, 11371), (2407, 8357), (3973, 5063)]