20198812934

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{509}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 33145822080

約数和(自身を除く): 12947009146

約数列:

[1, 2, 23, 41, 46, 53, 82, 106, 397, 509, 794, 943, 1018, 1219, 1886, 2173, 2438, 4346, 9131, 11707, 16277, 18262, 20869, 21041, 23414, 26977, 32554, 41738, 42082, 49979, 53954, 99958, 202073, 374371, 404146, 479987, 483943, 620471, 748742, 862681, 959974, 967886, 1106057, 1240942, 1725362, 2212114, 4647679, 8284993, 9295358, 10709869, 16569986, 19841663, 21419738, 25439311, 39683326, 50878622, 190554839, 246326987, 381109678, 439104629, 492653974, 878209258, 10099406467, 20198812934]

約数ペア:

[(1, 20198812934), (2, 10099406467), (23, 878209258), (41, 492653974), (46, 439104629), (53, 381109678), (82, 246326987), (106, 190554839), (397, 50878622), (509, 39683326), (794, 25439311), (943, 21419738), (1018, 19841663), (1219, 16569986), (1886, 10709869), (2173, 9295358), (2438, 8284993), (4346, 4647679), (9131, 2212114), (11707, 1725362), (16277, 1240942), (18262, 1106057), (20869, 967886), (21041, 959974), (23414, 862681), (26977, 748742), (32554, 620471), (41738, 483943), (42082, 479987), (49979, 404146), (53954, 374371), (99958, 202073)]