205591286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{38923}}^1$

素因数の和:39083

約数の個数: 16

約数和(自身を含む): 326961600

約数和(自身を除く): 121370314

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 38923, 77846, 739537, 1479074, 5410297, 10820594, 102795643, 205591286]

約数ペア:

[(1, 205591286), (2, 102795643), (19, 10820594), (38, 5410297), (139, 1479074), (278, 739537), (2641, 77846), (5282, 38923)]