2017991965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{11491}}^1$

素因数の和:11641

約数の個数: 32

約数和(自身を含む): 2753667072

約数和(自身を除く): 735675107

約数列:

[1, 5, 11, 31, 55, 103, 155, 341, 515, 1133, 1705, 3193, 5665, 11491, 15965, 35123, 57455, 126401, 175615, 356221, 632005, 1183573, 1781105, 3918431, 5917865, 13019303, 19592155, 36690763, 65096515, 183453815, 403598393, 2017991965]

約数ペア:

[(1, 2017991965), (5, 403598393), (11, 183453815), (31, 65096515), (55, 36690763), (103, 19592155), (155, 13019303), (341, 5917865), (515, 3918431), (1133, 1781105), (1705, 1183573), (3193, 632005), (5665, 356221), (11491, 175615), (15965, 126401), (35123, 57455)]