18877999723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{4447}}^1$

素因数の和:4759

約数の個数: 32

約数和(自身を含む): 21726167040

約数和(自身を除く): 2848167317

約数列:

[1, 11, 31, 59, 211, 341, 649, 1829, 2321, 4447, 6541, 12449, 20119, 48917, 71951, 136939, 137857, 262373, 385919, 938317, 1516427, 2886103, 4245109, 8133563, 10321487, 29087827, 55360703, 89469193, 319966097, 608967733, 1716181793, 18877999723]

約数ペア:

[(1, 18877999723), (11, 1716181793), (31, 608967733), (59, 319966097), (211, 89469193), (341, 55360703), (649, 29087827), (1829, 10321487), (2321, 8133563), (4447, 4245109), (6541, 2886103), (12449, 1516427), (20119, 938317), (48917, 385919), (71951, 262373), (136939, 137857)]