19786642

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{3517}}^1$

素因数の和:3645

約数の個数: 16

約数和(自身を含む): 31028760

約数和(自身を除く): 11242118

約数列:

[1, 2, 29, 58, 97, 194, 2813, 3517, 5626, 7034, 101993, 203986, 341149, 682298, 9893321, 19786642]

約数ペア:

[(1, 19786642), (2, 9893321), (29, 682298), (58, 341149), (97, 203986), (194, 101993), (2813, 7034), (3517, 5626)]