2019998768

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{617}}^1\times {\mathrm{2803}}^1$

素因数の和:3501

約数の個数: 40

約数和(自身を含む): 3975208368

約数和(自身を除く): 1955209600

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 617, 1168, 1234, 2468, 2803, 4936, 5606, 9872, 11212, 22424, 44848, 45041, 90082, 180164, 204619, 360328, 409238, 720656, 818476, 1636952, 1729451, 3273904, 3458902, 6917804, 13835608, 27671216, 126249923, 252499846, 504999692, 1009999384, 2019998768]

約数ペア:

[(1, 2019998768), (2, 1009999384), (4, 504999692), (8, 252499846), (16, 126249923), (73, 27671216), (146, 13835608), (292, 6917804), (584, 3458902), (617, 3273904), (1168, 1729451), (1234, 1636952), (2468, 818476), (2803, 720656), (4936, 409238), (5606, 360328), (9872, 204619), (11212, 180164), (22424, 90082), (44848, 45041)]