18487240145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^2$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 25135287552

約数和(自身を除く): 6648047407

約数列:

[1, 5, 11, 47, 55, 73, 235, 313, 365, 517, 803, 1565, 2585, 3431, 3443, 4015, 14711, 17155, 17215, 22849, 37741, 73555, 97969, 114245, 161821, 188705, 251339, 489845, 809105, 1073903, 1077659, 1256695, 4604543, 5369515, 5388295, 7151737, 11812933, 23022715, 35758685, 50649973, 59064665, 78669107, 253249865, 336131639, 393345535, 1680658195, 3697448029, 18487240145]

約数ペア:

[(1, 18487240145), (5, 3697448029), (11, 1680658195), (47, 393345535), (55, 336131639), (73, 253249865), (235, 78669107), (313, 59064665), (365, 50649973), (517, 35758685), (803, 23022715), (1565, 11812933), (2585, 7151737), (3431, 5388295), (3443, 5369515), (4015, 4604543), (14711, 1256695), (17155, 1077659), (17215, 1073903), (22849, 809105), (37741, 489845), (73555, 251339), (97969, 188705), (114245, 161821)]