268532368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1291021}}^1$

素因数の和:1291042

約数の個数: 20

約数和(自身を含む): 560303548

約数和(自身を除く): 291771180

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1291021, 2582042, 5164084, 10328168, 16783273, 20656336, 33566546, 67133092, 134266184, 268532368]

約数ペア:

[(1, 268532368), (2, 134266184), (4, 67133092), (8, 33566546), (13, 20656336), (16, 16783273), (26, 10328168), (52, 5164084), (104, 2582042), (208, 1291021)]