20173089988

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{3373}}^1\times {\mathrm{21059}}^1$

素因数の和:24507

約数の個数: 24

約数和(自身を含む): 35812445760

約数和(自身を除く): 15639355772

約数列:

[1, 2, 4, 71, 142, 284, 3373, 6746, 13492, 21059, 42118, 84236, 239483, 478966, 957932, 1495189, 2990378, 5980756, 71032007, 142064014, 284128028, 5043272497, 10086544994, 20173089988]

約数ペア:

[(1, 20173089988), (2, 10086544994), (4, 5043272497), (71, 284128028), (142, 142064014), (284, 71032007), (3373, 5980756), (6746, 2990378), (13492, 1495189), (21059, 957932), (42118, 478966), (84236, 239483)]