3908908

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{2707}}^1$

素因数の和:2749

約数の個数: 18

約数和(自身を含む): 7222236

約数和(自身を除く): 3313328

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 2707, 5414, 10828, 51433, 102866, 205732, 977227, 1954454, 3908908]

約数ペア:

[(1, 3908908), (2, 1954454), (4, 977227), (19, 205732), (38, 102866), (76, 51433), (361, 10828), (722, 5414), (1444, 2707)]