20091749272

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1\times {\mathrm{9871}}^1$

素因数の和:11816

約数の個数: 64

約数和(自身を含む): 45348019200

約数和(自身を除く): 25256269928

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1913, 3826, 7652, 9871, 13391, 15304, 19742, 26782, 36347, 39484, 53564, 69097, 72694, 78968, 107128, 138194, 145388, 187549, 254429, 276388, 290776, 375098, 508858, 552776, 750196, 1017716, 1312843, 1500392, 2035432, 2625686, 5251372, 10502744, 18883223, 37766446, 75532892, 132182561, 151065784, 264365122, 358781237, 528730244, 717562474, 1057460488, 1435124948, 2511468659, 2870249896, 5022937318, 10045874636, 20091749272]

約数ペア:

[(1, 20091749272), (2, 10045874636), (4, 5022937318), (7, 2870249896), (8, 2511468659), (14, 1435124948), (19, 1057460488), (28, 717562474), (38, 528730244), (56, 358781237), (76, 264365122), (133, 151065784), (152, 132182561), (266, 75532892), (532, 37766446), (1064, 18883223), (1913, 10502744), (3826, 5251372), (7652, 2625686), (9871, 2035432), (13391, 1500392), (15304, 1312843), (19742, 1017716), (26782, 750196), (36347, 552776), (39484, 508858), (53564, 375098), (69097, 290776), (72694, 276388), (78968, 254429), (107128, 187549), (138194, 145388)]