19203205

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 8997755

約数列:

[1, 5, 7, 19, 35, 67, 95, 133, 335, 431, 469, 665, 1273, 2155, 2345, 3017, 6365, 8189, 8911, 15085, 28877, 40945, 44555, 57323, 144385, 202139, 286615, 548663, 1010695, 2743315, 3840641, 19203205]

約数ペア:

[(1, 19203205), (5, 3840641), (7, 2743315), (19, 1010695), (35, 548663), (67, 286615), (95, 202139), (133, 144385), (335, 57323), (431, 44555), (469, 40945), (665, 28877), (1273, 15085), (2155, 8911), (2345, 8189), (3017, 6365)]