1388173688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{2437}}^1\times {\mathrm{6473}}^1$

素因数の和:8927

約数の個数: 32

約数和(自身を含む): 2841050160

約数和(自身を除く): 1452876472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 2437, 4874, 6473, 9748, 12946, 19496, 25892, 26807, 51784, 53614, 71203, 107228, 142406, 214456, 284812, 569624, 15774701, 31549402, 63098804, 126197608, 173521711, 347043422, 694086844, 1388173688]

約数ペア:

[(1, 1388173688), (2, 694086844), (4, 347043422), (8, 173521711), (11, 126197608), (22, 63098804), (44, 31549402), (88, 15774701), (2437, 569624), (4874, 284812), (6473, 214456), (9748, 142406), (12946, 107228), (19496, 71203), (25892, 53614), (26807, 51784)]