1978394044

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{21401}}^1$

素因数の和:21618

約数の個数: 36

約数和(自身を含む): 3825650304

約数和(自身を除く): 1847256260

約数列:

[1, 2, 4, 11, 22, 44, 121, 191, 242, 382, 484, 764, 2101, 4202, 8404, 21401, 23111, 42802, 46222, 85604, 92444, 235411, 470822, 941644, 2589521, 4087591, 5179042, 8175182, 10358084, 16350364, 44963501, 89927002, 179854004, 494598511, 989197022, 1978394044]

約数ペア:

[(1, 1978394044), (2, 989197022), (4, 494598511), (11, 179854004), (22, 89927002), (44, 44963501), (121, 16350364), (191, 10358084), (242, 8175182), (382, 5179042), (484, 4087591), (764, 2589521), (2101, 941644), (4202, 470822), (8404, 235411), (21401, 92444), (23111, 85604), (42802, 46222)]