20739968235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{65841169}}^1$

素因数の和:65841187

約数の個数: 24

約数和(自身を含む): 41084890080

約数和(自身を除く): 20344921845

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 65841169, 197523507, 329205845, 460888183, 592570521, 987617535, 1382664549, 2304440915, 2962852605, 4147993647, 6913322745, 20739968235]

約数ペア:

[(1, 20739968235), (3, 6913322745), (5, 4147993647), (7, 2962852605), (9, 2304440915), (15, 1382664549), (21, 987617535), (35, 592570521), (45, 460888183), (63, 329205845), (105, 197523507), (315, 65841169)]