20522451

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21179}}^1$

素因数の和:21218

約数の個数: 16

約数和(自身を含む): 30499200

約数和(自身を除く): 9976749

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 21179, 63537, 360043, 402401, 1080129, 1207203, 6840817, 20522451]

約数ペア:

[(1, 20522451), (3, 6840817), (17, 1207203), (19, 1080129), (51, 402401), (57, 360043), (323, 63537), (969, 21179)]