20204246

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:823

約数の個数: 16

約数和(自身を含む): 30844800

約数和(自身を除く): 10640554

約数列:

[1, 2, 89, 178, 223, 446, 509, 1018, 19847, 39694, 45301, 90602, 113507, 227014, 10102123, 20204246]

約数ペア:

[(1, 20204246), (2, 10102123), (89, 227014), (178, 113507), (223, 90602), (446, 45301), (509, 39694), (1018, 19847)]