19533892

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13163}}^1$

素因数の和:13227

約数の個数: 24

約数和(自身を含む): 39807936

約数和(自身を除く): 20274044

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13163, 26326, 52652, 92141, 184282, 368564, 697639, 1395278, 2790556, 4883473, 9766946, 19533892]

約数ペア:

[(1, 19533892), (2, 9766946), (4, 4883473), (7, 2790556), (14, 1395278), (28, 697639), (53, 368564), (106, 184282), (212, 92141), (371, 52652), (742, 26326), (1484, 13163)]