20780698

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{6301}}^1$

素因数の和:6417

約数の個数: 16

約数和(自身を含む): 33350184

約数和(自身を除く): 12569486

約数列:

[1, 2, 17, 34, 97, 194, 1649, 3298, 6301, 12602, 107117, 214234, 611197, 1222394, 10390349, 20780698]

約数ペア:

[(1, 20780698), (2, 10390349), (17, 1222394), (34, 611197), (97, 214234), (194, 107117), (1649, 12602), (3298, 6301)]