312005366938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{223}}^1\times {\mathrm{19913}}^1$

素因数の和:20243

約数の個数: 48

約数和(自身を含む): 506650394880

約数和(自身を除く): 194645027942

約数列:

[1, 2, 19, 38, 43, 86, 223, 446, 817, 1634, 1849, 3698, 4237, 8474, 9589, 19178, 19913, 35131, 39826, 70262, 182191, 364382, 378347, 412327, 756694, 824654, 856259, 1712518, 4440599, 7834213, 8881198, 15668426, 16268921, 32537842, 36819137, 73638274, 84371381, 168742762, 190945757, 381891514, 699563603, 1399127206, 3627969383, 7255938766, 8210667551, 16421335102, 156002683469, 312005366938]

約数ペア:

[(1, 312005366938), (2, 156002683469), (19, 16421335102), (38, 8210667551), (43, 7255938766), (86, 3627969383), (223, 1399127206), (446, 699563603), (817, 381891514), (1634, 190945757), (1849, 168742762), (3698, 84371381), (4237, 73638274), (8474, 36819137), (9589, 32537842), (19178, 16268921), (19913, 15668426), (35131, 8881198), (39826, 7834213), (70262, 4440599), (182191, 1712518), (364382, 856259), (378347, 824654), (412327, 756694)]