17880856

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3847}}^1$

素因数の和:3943

約数の個数: 32

約数和(自身を含む): 38787840

約数和(自身を除く): 20906984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 3847, 4648, 7694, 15388, 26929, 30776, 53858, 107716, 215432, 319301, 638602, 1277204, 2235107, 2554408, 4470214, 8940428, 17880856]

約数ペア:

[(1, 17880856), (2, 8940428), (4, 4470214), (7, 2554408), (8, 2235107), (14, 1277204), (28, 638602), (56, 319301), (83, 215432), (166, 107716), (332, 53858), (581, 30776), (664, 26929), (1162, 15388), (2324, 7694), (3847, 4648)]