19945712

素因数分解:

$2^4\times {\mathrm{433}}^1\times {\mathrm{2879}}^1$

素因数の和:3320

約数の個数: 20

約数和(自身を含む): 38747520

約数和(自身を除く): 18801808

約数列:

[1, 2, 4, 8, 16, 433, 866, 1732, 2879, 3464, 5758, 6928, 11516, 23032, 46064, 1246607, 2493214, 4986428, 9972856, 19945712]

約数ペア:

[(1, 19945712), (2, 9972856), (4, 4986428), (8, 2493214), (16, 1246607), (433, 46064), (866, 23032), (1732, 11516), (2879, 6928), (3464, 5758)]