20116926837

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{128291}}^1$

素因数の和:128454

約数の個数: 48

約数和(自身を含む): 35223851520

約数和(自身を除く): 15106924683

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 131, 133, 171, 393, 399, 917, 1179, 1197, 2489, 2751, 7467, 8253, 17423, 22401, 52269, 128291, 156807, 384873, 898037, 1154619, 2437529, 2694111, 7312587, 8082333, 16806121, 17062703, 21937761, 50418363, 51188109, 117642847, 151255089, 153564327, 319316299, 352928541, 957948897, 1058785623, 2235214093, 2873846691, 6705642279, 20116926837]

約数ペア:

[(1, 20116926837), (3, 6705642279), (7, 2873846691), (9, 2235214093), (19, 1058785623), (21, 957948897), (57, 352928541), (63, 319316299), (131, 153564327), (133, 151255089), (171, 117642847), (393, 51188109), (399, 50418363), (917, 21937761), (1179, 17062703), (1197, 16806121), (2489, 8082333), (2751, 7312587), (7467, 2694111), (8253, 2437529), (17423, 1154619), (22401, 898037), (52269, 384873), (128291, 156807)]