208943536

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{3659}}^1$

素因数の和:3793

約数の個数: 40

約数和(自身を含む): 419348160

約数和(自身を除く): 210404624

約数列:

[1, 2, 4, 8, 16, 43, 83, 86, 166, 172, 332, 344, 664, 688, 1328, 3569, 3659, 7138, 7318, 14276, 14636, 28552, 29272, 57104, 58544, 157337, 303697, 314674, 607394, 629348, 1214788, 1258696, 2429576, 2517392, 4859152, 13058971, 26117942, 52235884, 104471768, 208943536]

約数ペア:

[(1, 208943536), (2, 104471768), (4, 52235884), (8, 26117942), (16, 13058971), (43, 4859152), (83, 2517392), (86, 2429576), (166, 1258696), (172, 1214788), (332, 629348), (344, 607394), (664, 314674), (688, 303697), (1328, 157337), (3569, 58544), (3659, 57104), (7138, 29272), (7318, 28552), (14276, 14636)]