20706296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1933}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 42238560

約数和(自身を除く): 21532264

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 1933, 2678, 3866, 5356, 7732, 10712, 15464, 25129, 50258, 100516, 199099, 201032, 398198, 796396, 1592792, 2588287, 5176574, 10353148, 20706296]

約数ペア:

[(1, 20706296), (2, 10353148), (4, 5176574), (8, 2588287), (13, 1592792), (26, 796396), (52, 398198), (103, 201032), (104, 199099), (206, 100516), (412, 50258), (824, 25129), (1339, 15464), (1933, 10712), (2678, 7732), (3866, 5356)]