20298052

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 18772028

約数列:

[1, 2, 4, 23, 37, 46, 67, 74, 89, 92, 134, 148, 178, 268, 356, 851, 1541, 1702, 2047, 2479, 3082, 3293, 3404, 4094, 4958, 5963, 6164, 6586, 8188, 9916, 11926, 13172, 23852, 57017, 75739, 114034, 137149, 151478, 220631, 228068, 274298, 302956, 441262, 548596, 882524, 5074513, 10149026, 20298052]

約数ペア:

[(1, 20298052), (2, 10149026), (4, 5074513), (23, 882524), (37, 548596), (46, 441262), (67, 302956), (74, 274298), (89, 228068), (92, 220631), (134, 151478), (148, 137149), (178, 114034), (268, 75739), (356, 57017), (851, 23852), (1541, 13172), (1702, 11926), (2047, 9916), (2479, 8188), (3082, 6586), (3293, 6164), (3404, 5963), (4094, 4958)]