2554500208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12281251}}^1$

素因数の和:12281272

約数の個数: 20

約数和(自身を含む): 5330063368

約数和(自身を除く): 2775563160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12281251, 24562502, 49125004, 98250008, 159656263, 196500016, 319312526, 638625052, 1277250104, 2554500208]

約数ペア:

[(1, 2554500208), (2, 1277250104), (4, 638625052), (8, 319312526), (13, 196500016), (16, 159656263), (26, 98250008), (52, 49125004), (104, 24562502), (208, 12281251)]