641606402

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{38461}}^1$

素因数の和:38921

約数の個数: 16

約数和(自身を含む): 1015396800

約数和(自身を除く): 373790398

約数列:

[1, 2, 19, 38, 439, 878, 8341, 16682, 38461, 76922, 730759, 1461518, 16884379, 33768758, 320803201, 641606402]

約数ペア:

[(1, 641606402), (2, 320803201), (19, 33768758), (38, 16884379), (439, 1461518), (878, 730759), (8341, 76922), (16682, 38461)]