180871216

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{57383}}^1$

素因数の和:57588

約数の個数: 20

約数和(自身を含む): 352222992

約数和(自身を除く): 171351776

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 57383, 114766, 229532, 459064, 918128, 11304451, 22608902, 45217804, 90435608, 180871216]

約数ペア:

[(1, 180871216), (2, 90435608), (4, 45217804), (8, 22608902), (16, 11304451), (197, 918128), (394, 459064), (788, 229532), (1576, 114766), (3152, 57383)]