20020512174

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{490771}}^1$

素因数の和:491312

約数の個数: 32

約数和(自身を含む): 43203640704

約数和(自身を除く): 23183128530

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 523, 1046, 1569, 3138, 6799, 13598, 20397, 40794, 490771, 981542, 1472313, 2944626, 6380023, 12760046, 19140069, 38280138, 256673233, 513346466, 770019699, 1540039398, 3336752029, 6673504058, 10010256087, 20020512174]

約数ペア:

[(1, 20020512174), (2, 10010256087), (3, 6673504058), (6, 3336752029), (13, 1540039398), (26, 770019699), (39, 513346466), (78, 256673233), (523, 38280138), (1046, 19140069), (1569, 12760046), (3138, 6380023), (6799, 2944626), (13598, 1472313), (20397, 981542), (40794, 490771)]