20162940291

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13256371}}^1$

素因数の和:13256403

約数の個数: 18

約数和(自身を含む): 31536908988

約数和(自身を除く): 11373968697

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13256371, 39769113, 119307339, 172332823, 516998469, 1550995407, 2240326699, 6720980097, 20162940291]

約数ペア:

[(1, 20162940291), (3, 6720980097), (9, 2240326699), (13, 1550995407), (39, 516998469), (117, 172332823), (169, 119307339), (507, 39769113), (1521, 13256371)]