2078973416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19990129}}^1$

素因数の和:19990148

約数の個数: 16

約数和(自身を含む): 4197927300

約数和(自身を除く): 2118953884

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19990129, 39980258, 79960516, 159921032, 259871677, 519743354, 1039486708, 2078973416]

約数ペア:

[(1, 2078973416), (2, 1039486708), (4, 519743354), (8, 259871677), (13, 159921032), (26, 79960516), (52, 39980258), (104, 19990129)]