220339418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{25603}}^1$

素因数の和:25949

約数の個数: 16

約数和(自身を含む): 357022176

約数和(自身を除く): 136682758

約数列:

[1, 2, 13, 26, 331, 662, 4303, 8606, 25603, 51206, 332839, 665678, 8474593, 16949186, 110169709, 220339418]

約数ペア:

[(1, 220339418), (2, 110169709), (13, 16949186), (26, 8474593), (331, 665678), (662, 332839), (4303, 51206), (8606, 25603)]