20510147181

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{1013}}^1$

素因数の和:1234

約数の個数: 64

約数和(自身を含む): 29742096384

約数和(自身を除く): 9231949203

約数列:

[1, 3, 31, 43, 61, 83, 93, 129, 183, 249, 1013, 1333, 1891, 2573, 2623, 3039, 3569, 3999, 5063, 5673, 7719, 7869, 10707, 15189, 31403, 43559, 61793, 81313, 84079, 94209, 110639, 130677, 156953, 185379, 217709, 243939, 252237, 331917, 470859, 653127, 1350329, 1915583, 2606449, 2657099, 3615397, 4050987, 5128819, 5746749, 6748979, 7819347, 7971297, 10846191, 15386457, 20246937, 82370069, 112077307, 158993389, 220539217, 247110207, 336231921, 476980167, 661617651, 6836715727, 20510147181]

約数ペア:

[(1, 20510147181), (3, 6836715727), (31, 661617651), (43, 476980167), (61, 336231921), (83, 247110207), (93, 220539217), (129, 158993389), (183, 112077307), (249, 82370069), (1013, 20246937), (1333, 15386457), (1891, 10846191), (2573, 7971297), (2623, 7819347), (3039, 6748979), (3569, 5746749), (3999, 5128819), (5063, 4050987), (5673, 3615397), (7719, 2657099), (7869, 2606449), (10707, 1915583), (15189, 1350329), (31403, 653127), (43559, 470859), (61793, 331917), (81313, 252237), (84079, 243939), (94209, 217709), (110639, 185379), (130677, 156953)]