20091012

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{23581}}^1$

素因数の和:23659

約数の個数: 24

約数和(自身を含む): 47541312

約数和(自身を除く): 27450300

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 23581, 47162, 70743, 94324, 141486, 282972, 1674251, 3348502, 5022753, 6697004, 10045506, 20091012]

約数ペア:

[(1, 20091012), (2, 10045506), (3, 6697004), (4, 5022753), (6, 3348502), (12, 1674251), (71, 282972), (142, 141486), (213, 94324), (284, 70743), (426, 47162), (852, 23581)]