19340776

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:914

約数の個数: 64

約数和(自身を含む): 46126080

約数和(自身を除く): 26785304

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 857, 868, 1612, 1714, 1736, 2821, 3224, 3428, 5642, 5999, 6856, 11141, 11284, 11998, 22282, 22568, 23996, 26567, 44564, 47992, 53134, 77987, 89128, 106268, 155974, 185969, 212536, 311948, 345371, 371938, 623896, 690742, 743876, 1381484, 1487752, 2417597, 2762968, 4835194, 9670388, 19340776]

約数ペア:

[(1, 19340776), (2, 9670388), (4, 4835194), (7, 2762968), (8, 2417597), (13, 1487752), (14, 1381484), (26, 743876), (28, 690742), (31, 623896), (52, 371938), (56, 345371), (62, 311948), (91, 212536), (104, 185969), (124, 155974), (182, 106268), (217, 89128), (248, 77987), (364, 53134), (403, 47992), (434, 44564), (728, 26567), (806, 23996), (857, 22568), (868, 22282), (1612, 11998), (1714, 11284), (1736, 11141), (2821, 6856), (3224, 5999), (3428, 5642)]