2018986568

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{74293}}^1$

素因数の和:74421

約数の個数: 32

約数和(自身を含む): 3922723200

約数和(自身を除く): 1903736632

約数列:

[1, 2, 4, 8, 43, 79, 86, 158, 172, 316, 344, 632, 3397, 6794, 13588, 27176, 74293, 148586, 297172, 594344, 3194599, 5869147, 6389198, 11738294, 12778396, 23476588, 25556792, 46953176, 252373321, 504746642, 1009493284, 2018986568]

約数ペア:

[(1, 2018986568), (2, 1009493284), (4, 504746642), (8, 252373321), (43, 46953176), (79, 25556792), (86, 23476588), (158, 12778396), (172, 11738294), (316, 6389198), (344, 5869147), (632, 3194599), (3397, 594344), (6794, 297172), (13588, 148586), (27176, 74293)]