20165785917

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{260651}}^1$

素因数の和:260749

約数の個数: 32

約数和(自身を含む): 29952042624

約数和(自身を除く): 9786256707

約数列:

[1, 3, 17, 37, 41, 51, 111, 123, 629, 697, 1517, 1887, 2091, 4551, 25789, 77367, 260651, 781953, 4431067, 9644087, 10686691, 13293201, 28932261, 32060073, 163949479, 181673747, 395407567, 491848437, 545021241, 1186222701, 6721928639, 20165785917]

約数ペア:

[(1, 20165785917), (3, 6721928639), (17, 1186222701), (37, 545021241), (41, 491848437), (51, 395407567), (111, 181673747), (123, 163949479), (629, 32060073), (697, 28932261), (1517, 13293201), (1887, 10686691), (2091, 9644087), (4551, 4431067), (25789, 781953), (77367, 260651)]