20609232

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{739}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 61662720

約数和(自身を除く): 41053488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 83, 84, 112, 166, 168, 249, 332, 336, 498, 581, 664, 739, 996, 1162, 1328, 1478, 1743, 1992, 2217, 2324, 2956, 3486, 3984, 4434, 4648, 5173, 5912, 6972, 8868, 9296, 10346, 11824, 13944, 15519, 17736, 20692, 27888, 31038, 35472, 41384, 61337, 62076, 82768, 122674, 124152, 184011, 245348, 248304, 368022, 429359, 490696, 736044, 858718, 981392, 1288077, 1472088, 1717436, 2576154, 2944176, 3434872, 5152308, 6869744, 10304616, 20609232]

約数ペア:

[(1, 20609232), (2, 10304616), (3, 6869744), (4, 5152308), (6, 3434872), (7, 2944176), (8, 2576154), (12, 1717436), (14, 1472088), (16, 1288077), (21, 981392), (24, 858718), (28, 736044), (42, 490696), (48, 429359), (56, 368022), (83, 248304), (84, 245348), (112, 184011), (166, 124152), (168, 122674), (249, 82768), (332, 62076), (336, 61337), (498, 41384), (581, 35472), (664, 31038), (739, 27888), (996, 20692), (1162, 17736), (1328, 15519), (1478, 13944), (1743, 11824), (1992, 10346), (2217, 9296), (2324, 8868), (2956, 6972), (3486, 5912), (3984, 5173), (4434, 4648)]