19697964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{883}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 54355392

約数和(自身を除く): 34657428

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 169, 286, 338, 429, 507, 572, 676, 858, 883, 1014, 1716, 1766, 1859, 2028, 2649, 3532, 3718, 5298, 5577, 7436, 9713, 10596, 11154, 11479, 19426, 22308, 22958, 29139, 34437, 38852, 45916, 58278, 68874, 116556, 126269, 137748, 149227, 252538, 298454, 378807, 447681, 505076, 596908, 757614, 895362, 1515228, 1641497, 1790724, 3282994, 4924491, 6565988, 9848982, 19697964]

約数ペア:

[(1, 19697964), (2, 9848982), (3, 6565988), (4, 4924491), (6, 3282994), (11, 1790724), (12, 1641497), (13, 1515228), (22, 895362), (26, 757614), (33, 596908), (39, 505076), (44, 447681), (52, 378807), (66, 298454), (78, 252538), (132, 149227), (143, 137748), (156, 126269), (169, 116556), (286, 68874), (338, 58278), (429, 45916), (507, 38852), (572, 34437), (676, 29139), (858, 22958), (883, 22308), (1014, 19426), (1716, 11479), (1766, 11154), (1859, 10596), (2028, 9713), (2649, 7436), (3532, 5577), (3718, 5298)]