18537766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9767}}^1$

素因数の和:9855

約数の個数: 16

約数和(自身を含む): 30358944

約数和(自身を除く): 11821178

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 9767, 19534, 126971, 253942, 712991, 1425982, 9268883, 18537766]

約数ペア:

[(1, 18537766), (2, 9268883), (13, 1425982), (26, 712991), (73, 253942), (146, 126971), (949, 19534), (1898, 9767)]