20201673808

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{76001}}^1$

素因数の和:76495

約数の個数: 40

約数和(自身を含む): 40288660200

約数和(自身を除く): 20086986392

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 449, 592, 898, 1796, 3592, 7184, 16613, 33226, 66452, 76001, 132904, 152002, 265808, 304004, 608008, 1216016, 2812037, 5624074, 11248148, 22496296, 34124449, 44992592, 68248898, 136497796, 272995592, 545991184, 1262604613, 2525209226, 5050418452, 10100836904, 20201673808]

約数ペア:

[(1, 20201673808), (2, 10100836904), (4, 5050418452), (8, 2525209226), (16, 1262604613), (37, 545991184), (74, 272995592), (148, 136497796), (296, 68248898), (449, 44992592), (592, 34124449), (898, 22496296), (1796, 11248148), (3592, 5624074), (7184, 2812037), (16613, 1216016), (33226, 608008), (66452, 304004), (76001, 265808), (132904, 152002)]