2012197915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2089}}^1$

素因数の和:2216

約数の個数: 64

約数和(自身を含む): 3117945600

約数和(自身を除く): 1105747685

約数列:

[1, 5, 7, 13, 29, 35, 65, 73, 91, 145, 203, 365, 377, 455, 511, 949, 1015, 1885, 2089, 2117, 2555, 2639, 4745, 6643, 10445, 10585, 13195, 14623, 14819, 27157, 27521, 33215, 60581, 73115, 74095, 135785, 137605, 152497, 190099, 192647, 302905, 424067, 762485, 787553, 950495, 963235, 1067479, 1982461, 2120335, 3937765, 4422413, 5337395, 5512871, 9912305, 13877227, 22112065, 27564355, 30956891, 57491369, 69386135, 154784455, 287456845, 402439583, 2012197915]

約数ペア:

[(1, 2012197915), (5, 402439583), (7, 287456845), (13, 154784455), (29, 69386135), (35, 57491369), (65, 30956891), (73, 27564355), (91, 22112065), (145, 13877227), (203, 9912305), (365, 5512871), (377, 5337395), (455, 4422413), (511, 3937765), (949, 2120335), (1015, 1982461), (1885, 1067479), (2089, 963235), (2117, 950495), (2555, 787553), (2639, 762485), (4745, 424067), (6643, 302905), (10445, 192647), (10585, 190099), (13195, 152497), (14623, 137605), (14819, 135785), (27157, 74095), (27521, 73115), (33215, 60581)]