19970232

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 52567680

約数和(自身を除く): 32597448

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 296, 344, 444, 516, 523, 888, 1032, 1046, 1569, 1591, 2092, 3138, 3182, 4184, 4773, 6276, 6364, 9546, 12552, 12728, 19092, 19351, 22489, 38184, 38702, 44978, 58053, 67467, 77404, 89956, 116106, 134934, 154808, 179912, 232212, 269868, 464424, 539736, 832093, 1664186, 2496279, 3328372, 4992558, 6656744, 9985116, 19970232]

約数ペア:

[(1, 19970232), (2, 9985116), (3, 6656744), (4, 4992558), (6, 3328372), (8, 2496279), (12, 1664186), (24, 832093), (37, 539736), (43, 464424), (74, 269868), (86, 232212), (111, 179912), (129, 154808), (148, 134934), (172, 116106), (222, 89956), (258, 77404), (296, 67467), (344, 58053), (444, 44978), (516, 38702), (523, 38184), (888, 22489), (1032, 19351), (1046, 19092), (1569, 12728), (1591, 12552), (2092, 9546), (3138, 6364), (3182, 6276), (4184, 4773)]