20199665226

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{65413}}^1$

素因数の和:65575

約数の個数: 64

約数和(自身を含む): 45101121408

約数和(自身を除く): 24901456182

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 107, 111, 214, 222, 321, 481, 642, 962, 1391, 1443, 2782, 2886, 3959, 4173, 7918, 8346, 11877, 23754, 51467, 65413, 102934, 130826, 154401, 196239, 308802, 392478, 850369, 1700738, 2420281, 2551107, 4840562, 5102214, 6999191, 7260843, 13998382, 14521686, 20997573, 31463653, 41995146, 62927306, 90989483, 94390959, 181978966, 188781918, 258970067, 272968449, 517940134, 545936898, 776910201, 1553820402, 3366610871, 6733221742, 10099832613, 20199665226]

約数ペア:

[(1, 20199665226), (2, 10099832613), (3, 6733221742), (6, 3366610871), (13, 1553820402), (26, 776910201), (37, 545936898), (39, 517940134), (74, 272968449), (78, 258970067), (107, 188781918), (111, 181978966), (214, 94390959), (222, 90989483), (321, 62927306), (481, 41995146), (642, 31463653), (962, 20997573), (1391, 14521686), (1443, 13998382), (2782, 7260843), (2886, 6999191), (3959, 5102214), (4173, 4840562), (7918, 2551107), (8346, 2420281), (11877, 1700738), (23754, 850369), (51467, 392478), (65413, 308802), (102934, 196239), (130826, 154401)]