20157273752

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{305821}}^1$

素因数の和:305952

約数の個数: 64

約数和(自身を含む): 47561437440

約数和(自身を除く): 27404163688

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 107, 154, 214, 308, 428, 616, 749, 856, 1177, 1498, 2354, 2996, 4708, 5992, 8239, 9416, 16478, 32956, 65912, 305821, 611642, 1223284, 2140747, 2446568, 3364031, 4281494, 6728062, 8562988, 13456124, 17125976, 23548217, 26912248, 32722847, 47096434, 65445694, 94192868, 130891388, 188385736, 229059929, 261782776, 359951317, 458119858, 719902634, 916239716, 1439805268, 1832479432, 2519659219, 2879610536, 5039318438, 10078636876, 20157273752]

約数ペア:

[(1, 20157273752), (2, 10078636876), (4, 5039318438), (7, 2879610536), (8, 2519659219), (11, 1832479432), (14, 1439805268), (22, 916239716), (28, 719902634), (44, 458119858), (56, 359951317), (77, 261782776), (88, 229059929), (107, 188385736), (154, 130891388), (214, 94192868), (308, 65445694), (428, 47096434), (616, 32722847), (749, 26912248), (856, 23548217), (1177, 17125976), (1498, 13456124), (2354, 8562988), (2996, 6728062), (4708, 4281494), (5992, 3364031), (8239, 2446568), (9416, 2140747), (16478, 1223284), (32956, 611642), (65912, 305821)]