19428086

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{2557}}^1$

素因数の和:2719

約数の個数: 16

約数和(自身を含む): 30389040

約数和(自身を除く): 10960954

約数列:

[1, 2, 29, 58, 131, 262, 2557, 3799, 5114, 7598, 74153, 148306, 334967, 669934, 9714043, 19428086]

約数ペア:

[(1, 19428086), (2, 9714043), (29, 669934), (58, 334967), (131, 148306), (262, 74153), (2557, 7598), (3799, 5114)]