20512201982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{10973}}^1\times {\mathrm{49193}}^1$

素因数の和:60187

約数の個数: 16

約数和(自身を含む): 32391297360

約数和(自身を除く): 11879095378

約数列:

[1, 2, 19, 38, 10973, 21946, 49193, 98386, 208487, 416974, 934667, 1869334, 539794789, 1079589578, 10256100991, 20512201982]

約数ペア:

[(1, 20512201982), (2, 10256100991), (19, 1079589578), (38, 539794789), (10973, 1869334), (21946, 934667), (49193, 416974), (98386, 208487)]