19917130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{104827}}^1$

素因数の和:104853

約数の個数: 16

約数和(自身を含む): 37738080

約数和(自身を除く): 17820950

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 104827, 209654, 524135, 1048270, 1991713, 3983426, 9958565, 19917130]

約数ペア:

[(1, 19917130), (2, 9958565), (5, 3983426), (10, 1991713), (19, 1048270), (38, 524135), (95, 209654), (190, 104827)]