201720942

素因数分解:

$2^1\times 3^4\times {\mathrm{1245191}}^1$

素因数の和:1245205

約数の個数: 20

約数和(自身を含む): 452004696

約数和(自身を除く): 250283754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1245191, 2490382, 3735573, 7471146, 11206719, 22413438, 33620157, 67240314, 100860471, 201720942]

約数ペア:

[(1, 201720942), (2, 100860471), (3, 67240314), (6, 33620157), (9, 22413438), (18, 11206719), (27, 7471146), (54, 3735573), (81, 2490382), (162, 1245191)]