2019644211

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{80789}}^1$

素因数の和:81446

約数の個数: 16

約数和(自身を含む): 2904562080

約数和(自身を除く): 884917869

約数列:

[1, 3, 13, 39, 641, 1923, 8333, 24999, 80789, 242367, 1050257, 3150771, 51785749, 155357247, 673214737, 2019644211]

約数ペア:

[(1, 2019644211), (3, 673214737), (13, 155357247), (39, 51785749), (641, 3150771), (1923, 1050257), (8333, 242367), (24999, 80789)]