18323964

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 48117888

約数和(自身を除く): 29793924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 71, 107, 134, 142, 201, 213, 214, 268, 284, 321, 402, 426, 428, 603, 639, 642, 804, 852, 963, 1206, 1278, 1284, 1926, 2412, 2556, 3852, 4757, 7169, 7597, 9514, 14271, 14338, 15194, 19028, 21507, 22791, 28542, 28676, 30388, 42813, 43014, 45582, 57084, 64521, 68373, 85626, 86028, 91164, 129042, 136746, 171252, 258084, 273492, 508999, 1017998, 1526997, 2035996, 3053994, 4580991, 6107988, 9161982, 18323964]

約数ペア:

[(1, 18323964), (2, 9161982), (3, 6107988), (4, 4580991), (6, 3053994), (9, 2035996), (12, 1526997), (18, 1017998), (36, 508999), (67, 273492), (71, 258084), (107, 171252), (134, 136746), (142, 129042), (201, 91164), (213, 86028), (214, 85626), (268, 68373), (284, 64521), (321, 57084), (402, 45582), (426, 43014), (428, 42813), (603, 30388), (639, 28676), (642, 28542), (804, 22791), (852, 21507), (963, 19028), (1206, 15194), (1278, 14338), (1284, 14271), (1926, 9514), (2412, 7597), (2556, 7169), (3852, 4757)]