19634030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7949}}^1$

素因数の和:7988

約数の個数: 32

約数和(自身を含む): 40068000

約数和(自身を除く): 20433970

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7949, 15898, 39745, 79490, 103337, 151031, 206674, 302062, 516685, 755155, 1033370, 1510310, 1963403, 3926806, 9817015, 19634030]

約数ペア:

[(1, 19634030), (2, 9817015), (5, 3926806), (10, 1963403), (13, 1510310), (19, 1033370), (26, 755155), (38, 516685), (65, 302062), (95, 206674), (130, 151031), (190, 103337), (247, 79490), (494, 39745), (1235, 15898), (2470, 7949)]