20178097618

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{49633}}^1$

素因数の和:50122

約数の個数: 32

約数和(自身を含む): 35164696320

約数和(自身を除く): 14986598702

約数列:

[1, 2, 7, 14, 71, 142, 409, 497, 818, 994, 2863, 5726, 29039, 49633, 58078, 99266, 203273, 347431, 406546, 694862, 3523943, 7047886, 20299897, 24667601, 40599794, 49335202, 142099279, 284198558, 1441292687, 2882585374, 10089048809, 20178097618]

約数ペア:

[(1, 20178097618), (2, 10089048809), (7, 2882585374), (14, 1441292687), (71, 284198558), (142, 142099279), (409, 49335202), (497, 40599794), (818, 24667601), (994, 20299897), (2863, 7047886), (5726, 3523943), (29039, 694862), (49633, 406546), (58078, 347431), (99266, 203273)]