20089821561

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1\times {\mathrm{2297}}^1$

素因数の和:3241

約数の個数: 32

約数和(自身を含む): 27744985728

約数和(自身を除く): 7655164167

約数列:

[1, 3, 53, 67, 159, 201, 821, 2297, 2463, 3551, 6891, 10653, 43513, 55007, 121741, 130539, 153899, 165021, 365223, 461697, 1885837, 2915371, 5657511, 8156647, 8746113, 24469941, 99949361, 126351079, 299848083, 379053237, 6696607187, 20089821561]

約数ペア:

[(1, 20089821561), (3, 6696607187), (53, 379053237), (67, 299848083), (159, 126351079), (201, 99949361), (821, 24469941), (2297, 8746113), (2463, 8156647), (3551, 5657511), (6891, 2915371), (10653, 1885837), (43513, 461697), (55007, 365223), (121741, 165021), (130539, 153899)]