19376994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1543}}^1$

素因数の和:1591

約数の個数: 64

約数和(自身を含む): 49803264

約数和(自身を除く): 30426270

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1543, 1794, 2093, 3086, 4186, 4629, 6279, 9258, 10801, 12558, 20059, 21602, 32403, 35489, 40118, 60177, 64806, 70978, 106467, 120354, 140413, 212934, 248423, 280826, 421239, 461357, 496846, 745269, 842478, 922714, 1384071, 1490538, 2768142, 3229499, 6458998, 9688497, 19376994]

約数ペア:

[(1, 19376994), (2, 9688497), (3, 6458998), (6, 3229499), (7, 2768142), (13, 1490538), (14, 1384071), (21, 922714), (23, 842478), (26, 745269), (39, 496846), (42, 461357), (46, 421239), (69, 280826), (78, 248423), (91, 212934), (138, 140413), (161, 120354), (182, 106467), (273, 70978), (299, 64806), (322, 60177), (483, 40118), (546, 35489), (598, 32403), (897, 21602), (966, 20059), (1543, 12558), (1794, 10801), (2093, 9258), (3086, 6279), (4186, 4629)]