20407696

素因数分解:

$2^4\times {\mathrm{283}}^1\times {\mathrm{4507}}^1$

素因数の和:4798

約数の個数: 20

約数和(自身を含む): 39688432

約数和(自身を除く): 19280736

約数列:

[1, 2, 4, 8, 16, 283, 566, 1132, 2264, 4507, 4528, 9014, 18028, 36056, 72112, 1275481, 2550962, 5101924, 10203848, 20407696]

約数ペア:

[(1, 20407696), (2, 10203848), (4, 5101924), (8, 2550962), (16, 1275481), (283, 72112), (566, 36056), (1132, 18028), (2264, 9014), (4507, 4528)]