19937130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664571}}^1$

素因数の和:664581

約数の個数: 16

約数和(自身を含む): 47849184

約数和(自身を除く): 27912054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664571, 1329142, 1993713, 3322855, 3987426, 6645710, 9968565, 19937130]

約数ペア:

[(1, 19937130), (2, 9968565), (3, 6645710), (5, 3987426), (6, 3322855), (10, 1993713), (15, 1329142), (30, 664571)]