18511596

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 49620480

約数和(自身を除く): 31108884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 79, 92, 138, 158, 207, 237, 276, 283, 316, 414, 474, 566, 711, 828, 849, 948, 1132, 1422, 1698, 1817, 2547, 2844, 3396, 3634, 5094, 5451, 6509, 7268, 10188, 10902, 13018, 16353, 19527, 21804, 22357, 26036, 32706, 39054, 44714, 58581, 65412, 67071, 78108, 89428, 117162, 134142, 201213, 234324, 268284, 402426, 514211, 804852, 1028422, 1542633, 2056844, 3085266, 4627899, 6170532, 9255798, 18511596]

約数ペア:

[(1, 18511596), (2, 9255798), (3, 6170532), (4, 4627899), (6, 3085266), (9, 2056844), (12, 1542633), (18, 1028422), (23, 804852), (36, 514211), (46, 402426), (69, 268284), (79, 234324), (92, 201213), (138, 134142), (158, 117162), (207, 89428), (237, 78108), (276, 67071), (283, 65412), (316, 58581), (414, 44714), (474, 39054), (566, 32706), (711, 26036), (828, 22357), (849, 21804), (948, 19527), (1132, 16353), (1422, 13018), (1698, 10902), (1817, 10188), (2547, 7268), (2844, 6509), (3396, 5451), (3634, 5094)]