19739026945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{7589}}^1$

素因数の和:7774

約数の個数: 48

約数和(自身を含む): 27483572160

約数和(自身を除く): 7744545215

約数列:

[1, 5, 11, 19, 55, 95, 131, 209, 361, 655, 1045, 1441, 1805, 2489, 3971, 7205, 7589, 12445, 19855, 27379, 37945, 47291, 83479, 136895, 144191, 236455, 417395, 520201, 720955, 994159, 1586101, 2601005, 2739629, 4970795, 7930505, 10935749, 13698145, 18889021, 30135919, 54678745, 94445105, 150679595, 207779231, 358891399, 1038896155, 1794456995, 3947805389, 19739026945]

約数ペア:

[(1, 19739026945), (5, 3947805389), (11, 1794456995), (19, 1038896155), (55, 358891399), (95, 207779231), (131, 150679595), (209, 94445105), (361, 54678745), (655, 30135919), (1045, 18889021), (1441, 13698145), (1805, 10935749), (2489, 7930505), (3971, 4970795), (7205, 2739629), (7589, 2601005), (12445, 1586101), (19855, 994159), (27379, 720955), (37945, 520201), (47291, 417395), (83479, 236455), (136895, 144191)]