1991893538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{57793}}^1$

素因数の和:58721

約数の個数: 16

約数和(自身を含む): 3148617120

約数和(自身を除く): 1156723582

約数列:

[1, 2, 19, 38, 907, 1814, 17233, 34466, 57793, 115586, 1098067, 2196134, 52418251, 104836502, 995946769, 1991893538]

約数ペア:

[(1, 1991893538), (2, 995946769), (19, 104836502), (38, 52418251), (907, 2196134), (1814, 1098067), (17233, 115586), (34466, 57793)]