20403291238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{761}}^1\times {\mathrm{14683}}^1$

素因数の和:15540

約数の個数: 32

約数和(自身を含む): 33836164992

約数和(自身を除く): 13432873754

約数列:

[1, 2, 11, 22, 83, 166, 761, 913, 1522, 1826, 8371, 14683, 16742, 29366, 63163, 126326, 161513, 323026, 694793, 1218689, 1389586, 2437378, 11173763, 13405579, 22347526, 26811158, 122911393, 245822786, 927422329, 1854844658, 10201645619, 20403291238]

約数ペア:

[(1, 20403291238), (2, 10201645619), (11, 1854844658), (22, 927422329), (83, 245822786), (166, 122911393), (761, 26811158), (913, 22347526), (1522, 13405579), (1826, 11173763), (8371, 2437378), (14683, 1389586), (16742, 1218689), (29366, 694793), (63163, 323026), (126326, 161513)]