1220978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:182

約数の個数: 32

約数和(自身を含む): 2211840

約数和(自身を除く): 990862

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 127, 209, 253, 254, 418, 437, 506, 874, 1397, 2413, 2794, 2921, 4807, 4826, 5842, 9614, 26543, 32131, 53086, 55499, 64262, 110998, 610489, 1220978]

約数ペア:

[(1, 1220978), (2, 610489), (11, 110998), (19, 64262), (22, 55499), (23, 53086), (38, 32131), (46, 26543), (127, 9614), (209, 5842), (253, 4826), (254, 4807), (418, 2921), (437, 2794), (506, 2413), (874, 1397)]