20138295

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^2\times {\mathrm{113}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 32807376

約数和(自身を除く): 12669081

約数列:

[1, 3, 5, 15, 109, 113, 327, 339, 545, 565, 1635, 1695, 11881, 12317, 35643, 36951, 59405, 61585, 178215, 184755, 1342553, 4027659, 6712765, 20138295]

約数ペア:

[(1, 20138295), (3, 6712765), (5, 4027659), (15, 1342553), (109, 184755), (113, 178215), (327, 61585), (339, 59405), (545, 36951), (565, 35643), (1635, 12317), (1695, 11881)]