19881380778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24914011}}^1$

素因数の和:24914042

約数の個数: 32

約数和(自身を含む): 47834903040

約数和(自身を除く): 27953522262

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 24914011, 49828022, 74742033, 149484066, 174398077, 348796154, 473366209, 523194231, 946732418, 1046388462, 1420098627, 2840197254, 3313563463, 6627126926, 9940690389, 19881380778]

約数ペア:

[(1, 19881380778), (2, 9940690389), (3, 6627126926), (6, 3313563463), (7, 2840197254), (14, 1420098627), (19, 1046388462), (21, 946732418), (38, 523194231), (42, 473366209), (57, 348796154), (114, 174398077), (133, 149484066), (266, 74742033), (399, 49828022), (798, 24914011)]