20153668915

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{342371}}^1$

素因数の和:342630

約数の個数: 16

約数和(自身を含む): 24708302496

約数和(自身を除く): 4554633581

約数列:

[1, 5, 61, 193, 305, 965, 11773, 58865, 342371, 1711855, 20884631, 66077603, 104423155, 330388015, 4030733783, 20153668915]

約数ペア:

[(1, 20153668915), (5, 4030733783), (61, 330388015), (193, 104423155), (305, 66077603), (965, 20884631), (11773, 1711855), (58865, 342371)]