20143107584

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{971}}^1\times {\mathrm{1307}}^1$

素因数の和:2327

約数の個数: 80

約数和(自身を含む): 41619764736

約数和(自身を除く): 21476657152

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 971, 992, 1307, 1942, 1984, 2614, 3884, 3968, 5228, 7768, 7936, 10456, 15536, 15872, 20912, 30101, 31072, 40517, 41824, 60202, 62144, 81034, 83648, 120404, 124288, 162068, 167296, 240808, 248576, 324136, 334592, 481616, 497152, 648272, 669184, 963232, 1269097, 1296544, 1926464, 2538194, 2593088, 3852928, 5076388, 5186176, 7705856, 10152776, 10372352, 15411712, 20305552, 20744704, 39342007, 40611104, 78684014, 81222208, 157368028, 162444416, 314736056, 324888832, 629472112, 649777664, 1258944224, 2517888448, 5035776896, 10071553792, 20143107584]

約数ペア:

[(1, 20143107584), (2, 10071553792), (4, 5035776896), (8, 2517888448), (16, 1258944224), (31, 649777664), (32, 629472112), (62, 324888832), (64, 314736056), (124, 162444416), (128, 157368028), (248, 81222208), (256, 78684014), (496, 40611104), (512, 39342007), (971, 20744704), (992, 20305552), (1307, 15411712), (1942, 10372352), (1984, 10152776), (2614, 7705856), (3884, 5186176), (3968, 5076388), (5228, 3852928), (7768, 2593088), (7936, 2538194), (10456, 1926464), (15536, 1296544), (15872, 1269097), (20912, 963232), (30101, 669184), (31072, 648272), (40517, 497152), (41824, 481616), (60202, 334592), (62144, 324136), (81034, 248576), (83648, 240808), (120404, 167296), (124288, 162068)]