1981620968

素因数分解:

$2^3\times {\mathrm{709}}^1\times {\mathrm{349369}}^1$

素因数の和:350084

約数の個数: 16

約数和(自身を含む): 3720790500

約数和(自身を除く): 1739169532

約数列:

[1, 2, 4, 8, 709, 1418, 2836, 5672, 349369, 698738, 1397476, 2794952, 247702621, 495405242, 990810484, 1981620968]

約数ペア:

[(1, 1981620968), (2, 990810484), (4, 495405242), (8, 247702621), (709, 2794952), (1418, 1397476), (2836, 698738), (5672, 349369)]