156907960262

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{20921}}^1\times {\mathrm{197369}}^1$

素因数の和:218311

約数の個数: 16

約数和(自身を含む): 247762508400

約数和(自身を除く): 90854548138

約数列:

[1, 2, 19, 38, 20921, 41842, 197369, 394738, 397499, 794998, 3750011, 7500022, 4129156849, 8258313698, 78453980131, 156907960262]

約数ペア:

[(1, 156907960262), (2, 78453980131), (19, 8258313698), (38, 4129156849), (20921, 7500022), (41842, 3750011), (197369, 794998), (394738, 397499)]