18799911

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2819}}^1$

素因数の和:2860

約数の個数: 32

約数和(自身を含む): 31584000

約数和(自身を除く): 12784089

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 2819, 6669, 8457, 25371, 36647, 53561, 76113, 109941, 160683, 329823, 482049, 696293, 989469, 1446147, 2088879, 6266637, 18799911]

約数ペア:

[(1, 18799911), (3, 6266637), (9, 2088879), (13, 1446147), (19, 989469), (27, 696293), (39, 482049), (57, 329823), (117, 160683), (171, 109941), (247, 76113), (351, 53561), (513, 36647), (741, 25371), (2223, 8457), (2819, 6669)]