1218672018

素因数分解:

$2^1\times 3^2\times {\mathrm{2131}}^1\times {\mathrm{31771}}^1$

素因数の和:33910

約数の個数: 24

約数和(自身を含む): 2641778256

約数和(自身を除く): 1423106238

約数列:

[1, 2, 3, 6, 9, 18, 2131, 4262, 6393, 12786, 19179, 31771, 38358, 63542, 95313, 190626, 285939, 571878, 67704001, 135408002, 203112003, 406224006, 609336009, 1218672018]

約数ペア:

[(1, 1218672018), (2, 609336009), (3, 406224006), (6, 203112003), (9, 135408002), (18, 67704001), (2131, 571878), (4262, 285939), (6393, 190626), (12786, 95313), (19179, 63542), (31771, 38358)]