20161257195

素因数分解:

$3^1\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{1218571}}^1$

素因数の和:1219682

約数の個数: 16

約数和(自身を含む): 32287283712

約数和(自身を除く): 12126026517

約数列:

[1, 3, 5, 15, 1103, 3309, 5515, 16545, 1218571, 3655713, 6092855, 18278565, 1344083813, 4032251439, 6720419065, 20161257195]

約数ペア:

[(1, 20161257195), (3, 6720419065), (5, 4032251439), (15, 1344083813), (1103, 18278565), (3309, 6092855), (5515, 3655713), (16545, 1218571)]