18215862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 44098560

約数和(自身を除く): 25882698

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 109, 138, 161, 173, 218, 322, 327, 346, 483, 519, 654, 763, 966, 1038, 1211, 1526, 2289, 2422, 2507, 3633, 3979, 4578, 5014, 7266, 7521, 7958, 11937, 15042, 17549, 18857, 23874, 27853, 35098, 37714, 52647, 55706, 56571, 83559, 105294, 113142, 131999, 167118, 263998, 395997, 433711, 791994, 867422, 1301133, 2602266, 3035977, 6071954, 9107931, 18215862]

約数ペア:

[(1, 18215862), (2, 9107931), (3, 6071954), (6, 3035977), (7, 2602266), (14, 1301133), (21, 867422), (23, 791994), (42, 433711), (46, 395997), (69, 263998), (109, 167118), (138, 131999), (161, 113142), (173, 105294), (218, 83559), (322, 56571), (327, 55706), (346, 52647), (483, 37714), (519, 35098), (654, 27853), (763, 23874), (966, 18857), (1038, 17549), (1211, 15042), (1526, 11937), (2289, 7958), (2422, 7521), (2507, 7266), (3633, 5014), (3979, 4578)]