20147401911

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1\times {\mathrm{1933}}^1$

素因数の和:2552

約数の個数: 64

約数和(自身を含む): 33596767232

約数和(自身を除く): 13449365321

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 523, 949, 1533, 1569, 1933, 2847, 3661, 5799, 6643, 6799, 10983, 13531, 19929, 20397, 25129, 38179, 40593, 47593, 75387, 114537, 141109, 142779, 175903, 267253, 423327, 496327, 527709, 801759, 987763, 1010959, 1488981, 1834417, 2963289, 3032877, 3474289, 5503251, 7076713, 10422867, 12840919, 13142467, 21230139, 38522757, 39427401, 73800007, 91997269, 221400021, 275991807, 516600049, 959400091, 1549800147, 2878200273, 6715800637, 20147401911]

約数ペア:

[(1, 20147401911), (3, 6715800637), (7, 2878200273), (13, 1549800147), (21, 959400091), (39, 516600049), (73, 275991807), (91, 221400021), (219, 91997269), (273, 73800007), (511, 39427401), (523, 38522757), (949, 21230139), (1533, 13142467), (1569, 12840919), (1933, 10422867), (2847, 7076713), (3661, 5503251), (5799, 3474289), (6643, 3032877), (6799, 2963289), (10983, 1834417), (13531, 1488981), (19929, 1010959), (20397, 987763), (25129, 801759), (38179, 527709), (40593, 496327), (47593, 423327), (75387, 267253), (114537, 175903), (141109, 142779)]