20080307

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 22471680

約数和(自身を除く): 2391373

約数列:

[1, 13, 37, 109, 383, 481, 1417, 4033, 4979, 14171, 41747, 52429, 184223, 542711, 1544639, 20080307]

約数ペア:

[(1, 20080307), (13, 1544639), (37, 542711), (109, 184223), (383, 52429), (481, 41747), (1417, 14171), (4033, 4979)]