20901064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137507}}^1$

素因数の和:137532

約数の個数: 16

約数和(自身を含む): 41252400

約数和(自身を除く): 20351336

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 137507, 275014, 550028, 1100056, 2612633, 5225266, 10450532, 20901064]

約数ペア:

[(1, 20901064), (2, 10450532), (4, 5225266), (8, 2612633), (19, 1100056), (38, 550028), (76, 275014), (152, 137507)]