20201998570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1029139}}^1$

素因数の和:1029310

約数の個数: 32

約数和(自身を含む): 39420178560

約数和(自身を除く): 19218179990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 302, 755, 1510, 1963, 3926, 9815, 19630, 1029139, 2058278, 5145695, 10291390, 13378807, 26757614, 66894035, 133788070, 155399989, 310799978, 776999945, 1553999890, 2020199857, 4040399714, 10100999285, 20201998570]

約数ペア:

[(1, 20201998570), (2, 10100999285), (5, 4040399714), (10, 2020199857), (13, 1553999890), (26, 776999945), (65, 310799978), (130, 155399989), (151, 133788070), (302, 66894035), (755, 26757614), (1510, 13378807), (1963, 10291390), (3926, 5145695), (9815, 2058278), (19630, 1029139)]