64814224

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{16139}}^1$

素因数の和:16398

約数の個数: 20

約数和(自身を含む): 126085680

約数和(自身を除く): 61271456

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 16139, 32278, 64556, 129112, 258224, 4050889, 8101778, 16203556, 32407112, 64814224]

約数ペア:

[(1, 64814224), (2, 32407112), (4, 16203556), (8, 8101778), (16, 4050889), (251, 258224), (502, 129112), (1004, 64556), (2008, 32278), (4016, 16139)]