2005490097

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1904549}}^1$

素因数の和:1904574

約数の個数: 20

約数和(自身を含む): 3226307700

約数和(自身を除く): 1220817603

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1904549, 5713647, 17140941, 24759137, 51422823, 74277411, 154268469, 222832233, 668496699, 2005490097]

約数ペア:

[(1, 2005490097), (3, 668496699), (9, 222832233), (13, 154268469), (27, 74277411), (39, 51422823), (81, 24759137), (117, 17140941), (351, 5713647), (1053, 1904549)]