1928049136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2953}}^1$

素因数の和:3090

約数の個数: 80

約数和(自身を含む): 4174309216

約数和(自身を除く): 2246260080

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 73, 86, 104, 146, 172, 208, 292, 344, 559, 584, 688, 949, 1118, 1168, 1898, 2236, 2953, 3139, 3796, 4472, 5906, 6278, 7592, 8944, 11812, 12556, 15184, 23624, 25112, 38389, 40807, 47248, 50224, 76778, 81614, 126979, 153556, 163228, 215569, 253958, 307112, 326456, 431138, 507916, 614224, 652912, 862276, 1015832, 1650727, 1724552, 2031664, 2802397, 3301454, 3449104, 5604794, 6602908, 9269467, 11209588, 13205816, 18538934, 22419176, 26411632, 37077868, 44838352, 74155736, 120503071, 148311472, 241006142, 482012284, 964024568, 1928049136]

約数ペア:

[(1, 1928049136), (2, 964024568), (4, 482012284), (8, 241006142), (13, 148311472), (16, 120503071), (26, 74155736), (43, 44838352), (52, 37077868), (73, 26411632), (86, 22419176), (104, 18538934), (146, 13205816), (172, 11209588), (208, 9269467), (292, 6602908), (344, 5604794), (559, 3449104), (584, 3301454), (688, 2802397), (949, 2031664), (1118, 1724552), (1168, 1650727), (1898, 1015832), (2236, 862276), (2953, 652912), (3139, 614224), (3796, 507916), (4472, 431138), (5906, 326456), (6278, 307112), (7592, 253958), (8944, 215569), (11812, 163228), (12556, 153556), (15184, 126979), (23624, 81614), (25112, 76778), (38389, 50224), (40807, 47248)]