15931994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32251}}^1$

素因数の和:32285

約数の個数: 16

約数和(自身を含む): 27091680

約数和(自身を除く): 11159686

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 32251, 64502, 419263, 612769, 838526, 1225538, 7965997, 15931994]

約数ペア:

[(1, 15931994), (2, 7965997), (13, 1225538), (19, 838526), (26, 612769), (38, 419263), (247, 64502), (494, 32251)]