201821390

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{178603}}^1$

素因数の和:178723

約数の個数: 16

約数和(自身を含む): 366495408

約数和(自身を除く): 164674018

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 178603, 357206, 893015, 1786030, 20182139, 40364278, 100910695, 201821390]

約数ペア:

[(1, 201821390), (2, 100910695), (5, 40364278), (10, 20182139), (113, 1786030), (226, 893015), (565, 357206), (1130, 178603)]