20797902

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67967}}^1$

素因数の和:67992

約数の個数: 24

約数和(自身を含む): 47713536

約数和(自身を除く): 26915634

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 67967, 135934, 203901, 407802, 611703, 1155439, 1223406, 2310878, 3466317, 6932634, 10398951, 20797902]

約数ペア:

[(1, 20797902), (2, 10398951), (3, 6932634), (6, 3466317), (9, 2310878), (17, 1223406), (18, 1155439), (34, 611703), (51, 407802), (102, 203901), (153, 135934), (306, 67967)]