20120681764

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{16937}}^1$

素因数の和:17148

約数の個数: 48

約数和(自身を含む): 36878768640

約数和(自身を除く): 16758086876

約数列:

[1, 2, 4, 47, 71, 89, 94, 142, 178, 188, 284, 356, 3337, 4183, 6319, 6674, 8366, 12638, 13348, 16732, 16937, 25276, 33874, 67748, 296993, 593986, 796039, 1187972, 1202527, 1507393, 1592078, 2405054, 3014786, 3184156, 4810108, 6029572, 56518769, 70847471, 107024903, 113037538, 141694942, 214049806, 226075076, 283389884, 428099612, 5030170441, 10060340882, 20120681764]

約数ペア:

[(1, 20120681764), (2, 10060340882), (4, 5030170441), (47, 428099612), (71, 283389884), (89, 226075076), (94, 214049806), (142, 141694942), (178, 113037538), (188, 107024903), (284, 70847471), (356, 56518769), (3337, 6029572), (4183, 4810108), (6319, 3184156), (6674, 3014786), (8366, 2405054), (12638, 1592078), (13348, 1507393), (16732, 1202527), (16937, 1187972), (25276, 796039), (33874, 593986), (67748, 296993)]