20153562

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 48093696

約数和(自身を除く): 27940134

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 83, 143, 166, 249, 283, 286, 429, 498, 566, 849, 858, 913, 1079, 1698, 1826, 2158, 2739, 3113, 3237, 3679, 5478, 6226, 6474, 7358, 9339, 11037, 11869, 18678, 22074, 23489, 23738, 35607, 40469, 46978, 70467, 71214, 80938, 121407, 140934, 242814, 258379, 305357, 516758, 610714, 775137, 916071, 1550274, 1832142, 3358927, 6717854, 10076781, 20153562]

約数ペア:

[(1, 20153562), (2, 10076781), (3, 6717854), (6, 3358927), (11, 1832142), (13, 1550274), (22, 916071), (26, 775137), (33, 610714), (39, 516758), (66, 305357), (78, 258379), (83, 242814), (143, 140934), (166, 121407), (249, 80938), (283, 71214), (286, 70467), (429, 46978), (498, 40469), (566, 35607), (849, 23738), (858, 23489), (913, 22074), (1079, 18678), (1698, 11869), (1826, 11037), (2158, 9339), (2739, 7358), (3113, 6474), (3237, 6226), (3679, 5478)]