15940388

素因数分解:

$2^2\times {\mathrm{641}}^1\times {\mathrm{6217}}^1$

素因数の和:6862

約数の個数: 12

約数和(自身を含む): 27943692

約数和(自身を除く): 12003304

約数列:

[1, 2, 4, 641, 1282, 2564, 6217, 12434, 24868, 3985097, 7970194, 15940388]

約数ペア:

[(1, 15940388), (2, 7970194), (4, 3985097), (641, 24868), (1282, 12434), (2564, 6217)]