42390862

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{25943}}^1$

素因数の和:26007

約数の個数: 16

約数和(自身を含む): 68492160

約数和(自身を除く): 26101298

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 25943, 51886, 492917, 985834, 1115549, 2231098, 21195431, 42390862]

約数ペア:

[(1, 42390862), (2, 21195431), (19, 2231098), (38, 1115549), (43, 985834), (86, 492917), (817, 51886), (1634, 25943)]