19856382

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:953

約数の個数: 64

約数和(自身を含む): 50125824

約数和(自身を除く): 30269442

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 41, 42, 78, 82, 91, 123, 182, 246, 273, 287, 533, 546, 574, 861, 887, 1066, 1599, 1722, 1774, 2661, 3198, 3731, 5322, 6209, 7462, 11193, 11531, 12418, 18627, 22386, 23062, 34593, 36367, 37254, 69186, 72734, 80717, 109101, 161434, 218202, 242151, 254569, 472771, 484302, 509138, 763707, 945542, 1418313, 1527414, 2836626, 3309397, 6618794, 9928191, 19856382]

約数ペア:

[(1, 19856382), (2, 9928191), (3, 6618794), (6, 3309397), (7, 2836626), (13, 1527414), (14, 1418313), (21, 945542), (26, 763707), (39, 509138), (41, 484302), (42, 472771), (78, 254569), (82, 242151), (91, 218202), (123, 161434), (182, 109101), (246, 80717), (273, 72734), (287, 69186), (533, 37254), (546, 36367), (574, 34593), (861, 23062), (887, 22386), (1066, 18627), (1599, 12418), (1722, 11531), (1774, 11193), (2661, 7462), (3198, 6209), (3731, 5322)]