26676988

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 55749120

約数和(自身を除く): 29072132

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 67, 76, 124, 134, 169, 247, 268, 338, 403, 494, 589, 676, 806, 871, 988, 1178, 1273, 1612, 1742, 2077, 2356, 2546, 3211, 3484, 4154, 5092, 5239, 6422, 7657, 8308, 10478, 11323, 12844, 15314, 16549, 20956, 22646, 27001, 30628, 33098, 39463, 45292, 54002, 66196, 78926, 99541, 108004, 157852, 199082, 215137, 351013, 398164, 430274, 513019, 702026, 860548, 1026038, 1404052, 2052076, 6669247, 13338494, 26676988]

約数ペア:

[(1, 26676988), (2, 13338494), (4, 6669247), (13, 2052076), (19, 1404052), (26, 1026038), (31, 860548), (38, 702026), (52, 513019), (62, 430274), (67, 398164), (76, 351013), (124, 215137), (134, 199082), (169, 157852), (247, 108004), (268, 99541), (338, 78926), (403, 66196), (494, 54002), (589, 45292), (676, 39463), (806, 33098), (871, 30628), (988, 27001), (1178, 22646), (1273, 20956), (1612, 16549), (1742, 15314), (2077, 12844), (2356, 11323), (2546, 10478), (3211, 8308), (3484, 7657), (4154, 6422), (5092, 5239)]