20490132095

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1\times {\mathrm{8861}}^1$

素因数の和:9227

約数の個数: 32

約数和(自身を含む): 26249952960

約数和(自身を除く): 5759820865

約数列:

[1, 5, 19, 95, 101, 241, 505, 1205, 1919, 4579, 8861, 9595, 22895, 24341, 44305, 121705, 168359, 462479, 841795, 894961, 2135501, 2312395, 4474805, 10677505, 17004259, 40574519, 85021295, 202872595, 215685601, 1078428005, 4098026419, 20490132095]

約数ペア:

[(1, 20490132095), (5, 4098026419), (19, 1078428005), (95, 215685601), (101, 202872595), (241, 85021295), (505, 40574519), (1205, 17004259), (1919, 10677505), (4579, 4474805), (8861, 2312395), (9595, 2135501), (22895, 894961), (24341, 841795), (44305, 462479), (121705, 168359)]