20179947398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8720807}}^1$

素因数の和:8720911

約数の個数: 16

約数和(自身を含む): 32964654240

約数和(自身を除く): 12784706842

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8720807, 17441614, 113370491, 226740982, 776151823, 1552303646, 10089973699, 20179947398]

約数ペア:

[(1, 20179947398), (2, 10089973699), (13, 1552303646), (26, 776151823), (89, 226740982), (178, 113370491), (1157, 17441614), (2314, 8720807)]