20309710

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{30313}}^1$

素因数の和:30387

約数の個数: 16

約数和(自身を含む): 37104336

約数和(自身を除く): 16794626

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 30313, 60626, 151565, 303130, 2030971, 4061942, 10154855, 20309710]

約数ペア:

[(1, 20309710), (2, 10154855), (5, 4061942), (10, 2030971), (67, 303130), (134, 151565), (335, 60626), (670, 30313)]