20199723723

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{3929}}^1\times {\mathrm{15439}}^1$

素因数の和:19411

約数の個数: 24

約数和(自身を含む): 29975524800

約数和(自身を除く): 9775801077

約数列:

[1, 3, 9, 37, 111, 333, 3929, 11787, 15439, 35361, 46317, 138951, 145373, 436119, 571243, 1308357, 1713729, 5141187, 60659831, 181979493, 545938479, 2244413747, 6733241241, 20199723723]

約数ペア:

[(1, 20199723723), (3, 6733241241), (9, 2244413747), (37, 545938479), (111, 181979493), (333, 60659831), (3929, 5141187), (11787, 1713729), (15439, 1308357), (35361, 571243), (46317, 436119), (138951, 145373)]