13181008

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 26623296

約数和(自身を除く): 13442288

約数列:

[1, 2, 4, 8, 16, 41, 71, 82, 142, 164, 283, 284, 328, 566, 568, 656, 1132, 1136, 2264, 2911, 4528, 5822, 11603, 11644, 20093, 23206, 23288, 40186, 46412, 46576, 80372, 92824, 160744, 185648, 321488, 823813, 1647626, 3295252, 6590504, 13181008]

約数ペア:

[(1, 13181008), (2, 6590504), (4, 3295252), (8, 1647626), (16, 823813), (41, 321488), (71, 185648), (82, 160744), (142, 92824), (164, 80372), (283, 46576), (284, 46412), (328, 40186), (566, 23288), (568, 23206), (656, 20093), (1132, 11644), (1136, 11603), (2264, 5822), (2911, 4528)]