39864686764

素因数分解:

$2^2\times 7^2\times {\mathrm{203391259}}^1$

素因数の和:203391277

約数の個数: 18

約数和(自身を含む): 81153112740

約数和(自身を除く): 41288425976

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 203391259, 406782518, 813565036, 1423738813, 2847477626, 5694955252, 9966171691, 19932343382, 39864686764]

約数ペア:

[(1, 39864686764), (2, 19932343382), (4, 9966171691), (7, 5694955252), (14, 2847477626), (28, 1423738813), (49, 813565036), (98, 406782518), (196, 203391259)]