129784912

素因数分解:

$2^4\times {\mathrm{383}}^1\times {\mathrm{21179}}^1$

素因数の和:21570

約数の個数: 20

約数和(自身を含む): 252126720

約数和(自身を除く): 122341808

約数列:

[1, 2, 4, 8, 16, 383, 766, 1532, 3064, 6128, 21179, 42358, 84716, 169432, 338864, 8111557, 16223114, 32446228, 64892456, 129784912]

約数ペア:

[(1, 129784912), (2, 64892456), (4, 32446228), (8, 16223114), (16, 8111557), (383, 338864), (766, 169432), (1532, 84716), (3064, 42358), (6128, 21179)]