20519124045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{195420229}}^1$

素因数の和:195420244

約数の個数: 16

約数和(自身を含む): 37520684160

約数和(自身を除く): 17001560115

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 195420229, 586260687, 977101145, 1367941603, 2931303435, 4103824809, 6839708015, 20519124045]

約数ペア:

[(1, 20519124045), (3, 6839708015), (5, 4103824809), (7, 2931303435), (15, 1367941603), (21, 977101145), (35, 586260687), (105, 195420229)]