20191198

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1091

約数の個数: 16

約数和(自身を含む): 31026240

約数和(自身を除く): 10835042

約数列:

[1, 2, 53, 106, 239, 478, 797, 1594, 12667, 25334, 42241, 84482, 190483, 380966, 10095599, 20191198]

約数ペア:

[(1, 20191198), (2, 10095599), (53, 380966), (106, 190483), (239, 84482), (478, 42241), (797, 25334), (1594, 12667)]