31520138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{8849}}^1$

素因数の和:9001

約数の個数: 16

約数和(自身を含む): 51294600

約数和(自身を除く): 19774462

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 8849, 17698, 115037, 230074, 1212313, 2424626, 15760069, 31520138]

約数ペア:

[(1, 31520138), (2, 15760069), (13, 2424626), (26, 1212313), (137, 230074), (274, 115037), (1781, 17698), (3562, 8849)]