18311454

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 46932480

約数和(自身を除く): 28621026

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 193, 251, 378, 386, 502, 579, 753, 1158, 1351, 1506, 1737, 1757, 2259, 2702, 3474, 3514, 4053, 4518, 5211, 5271, 6777, 8106, 10422, 10542, 12159, 13554, 15813, 24318, 31626, 36477, 47439, 48443, 72954, 94878, 96886, 145329, 290658, 339101, 435987, 678202, 871974, 1017303, 1307961, 2034606, 2615922, 3051909, 6103818, 9155727, 18311454]

約数ペア:

[(1, 18311454), (2, 9155727), (3, 6103818), (6, 3051909), (7, 2615922), (9, 2034606), (14, 1307961), (18, 1017303), (21, 871974), (27, 678202), (42, 435987), (54, 339101), (63, 290658), (126, 145329), (189, 96886), (193, 94878), (251, 72954), (378, 48443), (386, 47439), (502, 36477), (579, 31626), (753, 24318), (1158, 15813), (1351, 13554), (1506, 12159), (1737, 10542), (1757, 10422), (2259, 8106), (2702, 6777), (3474, 5271), (3514, 5211), (4053, 4518)]