20342810908

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{98459}}^1$

素因数の和:98674

約数の個数: 48

約数和(自身を含む): 41816355840

約数和(自身を除く): 21473544932

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 157, 188, 314, 329, 628, 658, 1099, 1316, 2198, 4396, 7379, 14758, 29516, 51653, 98459, 103306, 196918, 206612, 393836, 689213, 1378426, 2756852, 4627573, 9255146, 15458063, 18510292, 30916126, 32393011, 61832252, 64786022, 108206441, 129572044, 216412882, 432825764, 726528961, 1453057922, 2906115844, 5085702727, 10171405454, 20342810908]

約数ペア:

[(1, 20342810908), (2, 10171405454), (4, 5085702727), (7, 2906115844), (14, 1453057922), (28, 726528961), (47, 432825764), (94, 216412882), (157, 129572044), (188, 108206441), (314, 64786022), (329, 61832252), (628, 32393011), (658, 30916126), (1099, 18510292), (1316, 15458063), (2198, 9255146), (4396, 4627573), (7379, 2756852), (14758, 1378426), (29516, 689213), (51653, 393836), (98459, 206612), (103306, 196918)]