18395958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 25840842

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 71, 93, 142, 186, 199, 213, 217, 398, 426, 434, 497, 597, 651, 994, 1194, 1302, 1393, 1491, 2201, 2786, 2982, 4179, 4402, 6169, 6603, 8358, 12338, 13206, 14129, 15407, 18507, 28258, 30814, 37014, 42387, 43183, 46221, 84774, 86366, 92442, 98903, 129549, 197806, 259098, 296709, 437999, 593418, 875998, 1313997, 2627994, 3065993, 6131986, 9197979, 18395958]

約数ペア:

[(1, 18395958), (2, 9197979), (3, 6131986), (6, 3065993), (7, 2627994), (14, 1313997), (21, 875998), (31, 593418), (42, 437999), (62, 296709), (71, 259098), (93, 197806), (142, 129549), (186, 98903), (199, 92442), (213, 86366), (217, 84774), (398, 46221), (426, 43183), (434, 42387), (497, 37014), (597, 30814), (651, 28258), (994, 18507), (1194, 15407), (1302, 14129), (1393, 13206), (1491, 12338), (2201, 8358), (2786, 6603), (2982, 6169), (4179, 4402)]