2105681552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{26711}}^1$

素因数の和:27111

約数の個数: 40

約数和(自身を含む): 4405343040

約数和(自身を除く): 2299661488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 379, 758, 1516, 3032, 4927, 6064, 9854, 19708, 26711, 39416, 53422, 78832, 106844, 213688, 347243, 427376, 694486, 1388972, 2777944, 5555888, 10123469, 20246938, 40493876, 80987752, 131605097, 161975504, 263210194, 526420388, 1052840776, 2105681552]

約数ペア:

[(1, 2105681552), (2, 1052840776), (4, 526420388), (8, 263210194), (13, 161975504), (16, 131605097), (26, 80987752), (52, 40493876), (104, 20246938), (208, 10123469), (379, 5555888), (758, 2777944), (1516, 1388972), (3032, 694486), (4927, 427376), (6064, 347243), (9854, 213688), (19708, 106844), (26711, 78832), (39416, 53422)]