71996912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{346139}}^1$

素因数の和:346160

約数の個数: 20

約数和(自身を含む): 150224760

約数和(自身を除く): 78227848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 346139, 692278, 1384556, 2769112, 4499807, 5538224, 8999614, 17999228, 35998456, 71996912]

約数ペア:

[(1, 71996912), (2, 35998456), (4, 17999228), (8, 8999614), (13, 5538224), (16, 4499807), (26, 2769112), (52, 1384556), (104, 692278), (208, 346139)]