208315354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421691}}^1$

素因数の和:421725

約数の個数: 16

約数和(自身を含む): 354221280

約数和(自身を除く): 145905926

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 421691, 843382, 5481983, 8012129, 10963966, 16024258, 104157677, 208315354]

約数ペア:

[(1, 208315354), (2, 104157677), (13, 16024258), (19, 10963966), (26, 8012129), (38, 5481983), (247, 843382), (494, 421691)]