20942362

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{7517}}^1$

素因数の和:7725

約数の個数: 16

約数和(自身を含む): 36086400

約数和(自身を除く): 15144038

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 7517, 15034, 52619, 105238, 1495883, 2991766, 10471181, 20942362]

約数ペア:

[(1, 20942362), (2, 10471181), (7, 2991766), (14, 1495883), (199, 105238), (398, 52619), (1393, 15034), (2786, 7517)]