20936908

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 37966320

約数和(自身を除く): 17029412

約数列:

[1, 2, 4, 53, 61, 106, 122, 212, 244, 1619, 3233, 3238, 6466, 6476, 12932, 85807, 98759, 171614, 197518, 343228, 395036, 5234227, 10468454, 20936908]

約数ペア:

[(1, 20936908), (2, 10468454), (4, 5234227), (53, 395036), (61, 343228), (106, 197518), (122, 171614), (212, 98759), (244, 85807), (1619, 12932), (3233, 6476), (3238, 6466)]