20195162

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:578

約数の個数: 24

約数和(自身を含む): 33104700

約数和(自身を除く): 12909538

約数列:

[1, 2, 13, 26, 149, 169, 298, 338, 401, 802, 1937, 3874, 5213, 10426, 25181, 50362, 59749, 67769, 119498, 135538, 776737, 1553474, 10097581, 20195162]

約数ペア:

[(1, 20195162), (2, 10097581), (13, 1553474), (26, 776737), (149, 135538), (169, 119498), (298, 67769), (338, 59749), (401, 50362), (802, 25181), (1937, 10426), (3874, 5213)]