19800858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42859}}^1$

素因数の和:42882

約数の個数: 32

約数和(自身を含む): 49374720

約数和(自身を除く): 29573862

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 42859, 85718, 128577, 257154, 300013, 471449, 600026, 900039, 942898, 1414347, 1800078, 2828694, 3300143, 6600286, 9900429, 19800858]

約数ペア:

[(1, 19800858), (2, 9900429), (3, 6600286), (6, 3300143), (7, 2828694), (11, 1800078), (14, 1414347), (21, 942898), (22, 900039), (33, 600026), (42, 471449), (66, 300013), (77, 257154), (154, 128577), (231, 85718), (462, 42859)]