19944702968

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{9932621}}^1$

素因数の和:9932878

約数の個数: 16

約数和(自身を含む): 37545311160

約数和(自身を除く): 17600608192

約数列:

[1, 2, 4, 8, 251, 502, 1004, 2008, 9932621, 19865242, 39730484, 79460968, 2493087871, 4986175742, 9972351484, 19944702968]

約数ペア:

[(1, 19944702968), (2, 9972351484), (4, 4986175742), (8, 2493087871), (251, 79460968), (502, 39730484), (1004, 19865242), (2008, 9932621)]