20312745

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19073}}^1$

素因数の和:19152

約数の個数: 16

約数和(自身を含む): 32959872

約数和(自身を除く): 12647127

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 19073, 57219, 95365, 286095, 1354183, 4062549, 6770915, 20312745]

約数ペア:

[(1, 20312745), (3, 6770915), (5, 4062549), (15, 1354183), (71, 286095), (213, 95365), (355, 57219), (1065, 19073)]