19905364476

素因数分解:

$2^2\times 3^2\times {\mathrm{281}}^1\times {\mathrm{1967711}}^1$

素因数の和:1968002

約数の個数: 36

約数和(自身を含む): 50495425344

約数和(自身を除く): 30590060868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 281, 562, 843, 1124, 1686, 2529, 3372, 5058, 10116, 1967711, 3935422, 5903133, 7870844, 11806266, 17709399, 23612532, 35418798, 70837596, 552926791, 1105853582, 1658780373, 2211707164, 3317560746, 4976341119, 6635121492, 9952682238, 19905364476]

約数ペア:

[(1, 19905364476), (2, 9952682238), (3, 6635121492), (4, 4976341119), (6, 3317560746), (9, 2211707164), (12, 1658780373), (18, 1105853582), (36, 552926791), (281, 70837596), (562, 35418798), (843, 23612532), (1124, 17709399), (1686, 11806266), (2529, 7870844), (3372, 5903133), (5058, 3935422), (10116, 1967711)]