201998518955

素因数分解:

$5^1\times {\mathrm{401}}^1\times {\mathrm{2843}}^1\times {\mathrm{35437}}^1$

素因数の和:38686

約数の個数: 16

約数和(自身を含む): 243095040864

約数和(自身を除く): 41096521909

約数列:

[1, 5, 401, 2005, 2843, 14215, 35437, 177185, 1140043, 5700215, 14210237, 71051185, 100747391, 503736955, 40399703791, 201998518955]

約数ペア:

[(1, 201998518955), (5, 40399703791), (401, 503736955), (2005, 100747391), (2843, 71051185), (14215, 14210237), (35437, 5700215), (177185, 1140043)]