13208420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34759}}^1$

素因数の和:34787

約数の個数: 24

約数和(自身を含む): 29198400

約数和(自身を除く): 15989980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 34759, 69518, 139036, 173795, 347590, 660421, 695180, 1320842, 2641684, 3302105, 6604210, 13208420]

約数ペア:

[(1, 13208420), (2, 6604210), (4, 3302105), (5, 2641684), (10, 1320842), (19, 695180), (20, 660421), (38, 347590), (76, 173795), (95, 139036), (190, 69518), (380, 34759)]