20367077392

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{7349}}^1$

素因数の和:7840

約数の個数: 80

約数和(自身を含む): 43703452800

約数和(自身を除く): 23336375408

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 443, 782, 886, 1564, 1772, 3128, 3544, 6256, 7088, 7349, 7531, 10189, 14698, 15062, 20378, 29396, 30124, 40756, 58792, 60248, 81512, 117584, 120496, 124933, 163024, 169027, 173213, 249866, 338054, 346426, 499732, 676108, 692852, 999464, 1352216, 1385704, 1998928, 2704432, 2771408, 2873459, 3255607, 5746918, 6511214, 11493836, 13022428, 22987672, 26044856, 45975344, 52089712, 55345319, 74878961, 110690638, 149757922, 221381276, 299515844, 442762552, 599031688, 885525104, 1198063376, 1272942337, 2545884674, 5091769348, 10183538696, 20367077392]

約数ペア:

[(1, 20367077392), (2, 10183538696), (4, 5091769348), (8, 2545884674), (16, 1272942337), (17, 1198063376), (23, 885525104), (34, 599031688), (46, 442762552), (68, 299515844), (92, 221381276), (136, 149757922), (184, 110690638), (272, 74878961), (368, 55345319), (391, 52089712), (443, 45975344), (782, 26044856), (886, 22987672), (1564, 13022428), (1772, 11493836), (3128, 6511214), (3544, 5746918), (6256, 3255607), (7088, 2873459), (7349, 2771408), (7531, 2704432), (10189, 1998928), (14698, 1385704), (15062, 1352216), (20378, 999464), (29396, 692852), (30124, 676108), (40756, 499732), (58792, 346426), (60248, 338054), (81512, 249866), (117584, 173213), (120496, 169027), (124933, 163024)]