20912012018

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{91841}}^1$

素因数の和:92078

約数の個数: 32

約数和(自身を含む): 34299680688

約数和(自身を除く): 13387668670

約数列:

[1, 2, 17, 34, 37, 74, 181, 362, 629, 1258, 3077, 6154, 6697, 13394, 91841, 113849, 183682, 227698, 1561297, 3122594, 3398117, 6796234, 16623221, 33246442, 57767989, 115535978, 282594757, 565189514, 615059177, 1230118354, 10456006009, 20912012018]

約数ペア:

[(1, 20912012018), (2, 10456006009), (17, 1230118354), (34, 615059177), (37, 565189514), (74, 282594757), (181, 115535978), (362, 57767989), (629, 33246442), (1258, 16623221), (3077, 6796234), (6154, 3398117), (6697, 3122594), (13394, 1561297), (91841, 227698), (113849, 183682)]