28117606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 48885120

約数和(自身を除く): 20767514

約数列:

[1, 2, 11, 19, 22, 38, 137, 209, 274, 418, 491, 982, 1507, 2603, 3014, 5206, 5401, 9329, 10802, 18658, 28633, 57266, 67267, 102619, 134534, 205238, 739937, 1278073, 1479874, 2556146, 14058803, 28117606]

約数ペア:

[(1, 28117606), (2, 14058803), (11, 2556146), (19, 1479874), (22, 1278073), (38, 739937), (137, 205238), (209, 134534), (274, 102619), (418, 67267), (491, 57266), (982, 28633), (1507, 18658), (2603, 10802), (3014, 9329), (5206, 5401)]