18627050416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{10111}}^1$

素因数の和:10670

約数の個数: 80

約数和(自身を含む): 41235360768

約数和(自身を除く): 22608310352

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 521, 884, 1042, 1768, 2084, 3536, 4168, 6773, 8336, 8857, 10111, 13546, 17714, 20222, 27092, 35428, 40444, 54184, 70856, 80888, 108368, 115141, 131443, 141712, 161776, 171887, 230282, 262886, 343774, 460564, 525772, 687548, 921128, 1051544, 1375096, 1842256, 2103088, 2234531, 2750192, 4469062, 5267831, 8938124, 10535662, 17876248, 21071324, 35752496, 42142648, 68481803, 84285296, 89553127, 136963606, 179106254, 273927212, 358212508, 547854424, 716425016, 1095708848, 1164190651, 1432850032, 2328381302, 4656762604, 9313525208, 18627050416]

約数ペア:

[(1, 18627050416), (2, 9313525208), (4, 4656762604), (8, 2328381302), (13, 1432850032), (16, 1164190651), (17, 1095708848), (26, 716425016), (34, 547854424), (52, 358212508), (68, 273927212), (104, 179106254), (136, 136963606), (208, 89553127), (221, 84285296), (272, 68481803), (442, 42142648), (521, 35752496), (884, 21071324), (1042, 17876248), (1768, 10535662), (2084, 8938124), (3536, 5267831), (4168, 4469062), (6773, 2750192), (8336, 2234531), (8857, 2103088), (10111, 1842256), (13546, 1375096), (17714, 1051544), (20222, 921128), (27092, 687548), (35428, 525772), (40444, 460564), (54184, 343774), (70856, 262886), (80888, 230282), (108368, 171887), (115141, 161776), (131443, 141712)]