209660288

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{86209}}^1$

素因数の和:86242

約数の個数: 32

約数和(自身を含む): 439671000

約数和(自身を除く): 230010712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 86209, 172418, 344836, 689672, 1379344, 1637971, 2758688, 3275942, 5517376, 6551884, 11034752, 13103768, 26207536, 52415072, 104830144, 209660288]

約数ペア:

[(1, 209660288), (2, 104830144), (4, 52415072), (8, 26207536), (16, 13103768), (19, 11034752), (32, 6551884), (38, 5517376), (64, 3275942), (76, 2758688), (128, 1637971), (152, 1379344), (304, 689672), (608, 344836), (1216, 172418), (2432, 86209)]