20378289983

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1\times {\mathrm{23203}}^1$

素因数の和:23966

約数の個数: 16

約数和(自身を含む): 21580833792

約数和(自身を除く): 1202543809

約数列:

[1, 31, 41, 691, 1271, 21421, 23203, 28331, 719293, 878261, 951323, 16033273, 29491013, 497031463, 657364193, 20378289983]

約数ペア:

[(1, 20378289983), (31, 657364193), (41, 497031463), (691, 29491013), (1271, 16033273), (21421, 951323), (23203, 878261), (28331, 719293)]