20804948384

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{186451}}^1$

素因数の和:186789

約数の個数: 48

約数和(自身を含む): 44824552416

約数和(自身を除く): 24019604032

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 317, 352, 634, 1268, 2536, 3487, 5072, 6974, 10144, 13948, 27896, 55792, 111584, 186451, 372902, 745804, 1491608, 2050961, 2983216, 4101922, 5966432, 8203844, 16407688, 32815376, 59104967, 65630752, 118209934, 236419868, 472839736, 650154637, 945679472, 1300309274, 1891358944, 2600618548, 5201237096, 10402474192, 20804948384]

約数ペア:

[(1, 20804948384), (2, 10402474192), (4, 5201237096), (8, 2600618548), (11, 1891358944), (16, 1300309274), (22, 945679472), (32, 650154637), (44, 472839736), (88, 236419868), (176, 118209934), (317, 65630752), (352, 59104967), (634, 32815376), (1268, 16407688), (2536, 8203844), (3487, 5966432), (5072, 4101922), (6974, 2983216), (10144, 2050961), (13948, 1491608), (27896, 745804), (55792, 372902), (111584, 186451)]