18798496

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 20392544

約数列:

[1, 2, 4, 8, 16, 29, 32, 47, 58, 94, 116, 188, 232, 376, 431, 464, 752, 862, 928, 1363, 1504, 1724, 2726, 3448, 5452, 6896, 10904, 12499, 13792, 20257, 21808, 24998, 40514, 43616, 49996, 81028, 99992, 162056, 199984, 324112, 399968, 587453, 648224, 1174906, 2349812, 4699624, 9399248, 18798496]

約数ペア:

[(1, 18798496), (2, 9399248), (4, 4699624), (8, 2349812), (16, 1174906), (29, 648224), (32, 587453), (47, 399968), (58, 324112), (94, 199984), (116, 162056), (188, 99992), (232, 81028), (376, 49996), (431, 43616), (464, 40514), (752, 24998), (862, 21808), (928, 20257), (1363, 13792), (1504, 12499), (1724, 10904), (2726, 6896), (3448, 5452)]