2019921182

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{111119}}^1$

素因数の和:111331

約数の個数: 16

約数和(自身を含む): 3100248000

約数和(自身を除く): 1080326818

約数列:

[1, 2, 61, 122, 149, 298, 9089, 18178, 111119, 222238, 6778259, 13556518, 16556731, 33113462, 1009960591, 2019921182]

約数ペア:

[(1, 2019921182), (2, 1009960591), (61, 33113462), (122, 16556731), (149, 13556518), (298, 6778259), (9089, 222238), (18178, 111119)]