20121894536

素因数分解:

$2^3\times {\mathrm{317}}^1\times {\mathrm{7934501}}^1$

素因数の和:7934824

約数の個数: 16

約数和(自身を含む): 37847574540

約数和(自身を除く): 17725680004

約数列:

[1, 2, 4, 8, 317, 634, 1268, 2536, 7934501, 15869002, 31738004, 63476008, 2515236817, 5030473634, 10060947268, 20121894536]

約数ペア:

[(1, 20121894536), (2, 10060947268), (4, 5030473634), (8, 2515236817), (317, 63476008), (634, 31738004), (1268, 15869002), (2536, 7934501)]