2011901716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{55967}}^1$

素因数の和:56044

約数の個数: 48

約数和(自身を含む): 4137154560

約数和(自身を除く): 2125252844

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 172, 209, 418, 473, 817, 836, 946, 1634, 1892, 3268, 8987, 17974, 35948, 55967, 111934, 223868, 615637, 1063373, 1231274, 2126746, 2406581, 2462548, 4253492, 4813162, 9626324, 11697103, 23394206, 26472391, 45725039, 46788412, 52944782, 91450078, 105889564, 182900156, 502975429, 1005950858, 2011901716]

約数ペア:

[(1, 2011901716), (2, 1005950858), (4, 502975429), (11, 182900156), (19, 105889564), (22, 91450078), (38, 52944782), (43, 46788412), (44, 45725039), (76, 26472391), (86, 23394206), (172, 11697103), (209, 9626324), (418, 4813162), (473, 4253492), (817, 2462548), (836, 2406581), (946, 2126746), (1634, 1231274), (1892, 1063373), (3268, 615637), (8987, 223868), (17974, 111934), (35948, 55967)]