20215243782

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^2\times {\mathrm{83}}^1\times {\mathrm{4817}}^1$

素因数の和:5014

約数の個数: 72

約数和(自身を含む): 45188927784

約数和(自身を除く): 24973684002

約数列:

[1, 2, 3, 6, 9, 18, 53, 83, 106, 159, 166, 249, 318, 477, 498, 747, 954, 1494, 2809, 4399, 4817, 5618, 8427, 8798, 9634, 13197, 14451, 16854, 25281, 26394, 28902, 39591, 43353, 50562, 79182, 86706, 233147, 255301, 399811, 466294, 510602, 699441, 765903, 799622, 1199433, 1398882, 1531806, 2098323, 2297709, 2398866, 3598299, 4196646, 4595418, 7196598, 13530953, 21189983, 27061906, 40592859, 42379966, 63569949, 81185718, 121778577, 127139898, 190709847, 243557154, 381419694, 1123069099, 2246138198, 3369207297, 6738414594, 10107621891, 20215243782]

約数ペア:

[(1, 20215243782), (2, 10107621891), (3, 6738414594), (6, 3369207297), (9, 2246138198), (18, 1123069099), (53, 381419694), (83, 243557154), (106, 190709847), (159, 127139898), (166, 121778577), (249, 81185718), (318, 63569949), (477, 42379966), (498, 40592859), (747, 27061906), (954, 21189983), (1494, 13530953), (2809, 7196598), (4399, 4595418), (4817, 4196646), (5618, 3598299), (8427, 2398866), (8798, 2297709), (9634, 2098323), (13197, 1531806), (14451, 1398882), (16854, 1199433), (25281, 799622), (26394, 765903), (28902, 699441), (39591, 510602), (43353, 466294), (50562, 399811), (79182, 255301), (86706, 233147)]