9979294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20201}}^1$

素因数の和:20235

約数の個数: 16

約数和(自身を含む): 16969680

約数和(自身を除く): 6990386

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 20201, 40402, 262613, 383819, 525226, 767638, 4989647, 9979294]

約数ペア:

[(1, 9979294), (2, 4989647), (13, 767638), (19, 525226), (26, 383819), (38, 262613), (247, 40402), (494, 20201)]