20120778664

素因数分解:

$2^3\times 7^2\times {\mathrm{3011}}^1\times {\mathrm{17047}}^1$

素因数の和:20078

約数の個数: 48

約数和(自身を含む): 43903032480

約数和(自身を除く): 23782253816

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 3011, 6022, 12044, 17047, 21077, 24088, 34094, 42154, 68188, 84308, 119329, 136376, 147539, 168616, 238658, 295078, 477316, 590156, 835303, 954632, 1180312, 1670606, 3341212, 6682424, 51328517, 102657034, 205314068, 359299619, 410628136, 718599238, 1437198476, 2515097333, 2874396952, 5030194666, 10060389332, 20120778664]

約数ペア:

[(1, 20120778664), (2, 10060389332), (4, 5030194666), (7, 2874396952), (8, 2515097333), (14, 1437198476), (28, 718599238), (49, 410628136), (56, 359299619), (98, 205314068), (196, 102657034), (392, 51328517), (3011, 6682424), (6022, 3341212), (12044, 1670606), (17047, 1180312), (21077, 954632), (24088, 835303), (34094, 590156), (42154, 477316), (68188, 295078), (84308, 238658), (119329, 168616), (136376, 147539)]