19883868

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{72043}}^1$

素因数の和:72073

約数の個数: 24

約数和(自身を含む): 48413568

約数和(自身を除く): 28529700

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 72043, 144086, 216129, 288172, 432258, 864516, 1656989, 3313978, 4970967, 6627956, 9941934, 19883868]

約数ペア:

[(1, 19883868), (2, 9941934), (3, 6627956), (4, 4970967), (6, 3313978), (12, 1656989), (23, 864516), (46, 432258), (69, 288172), (92, 216129), (138, 144086), (276, 72043)]