1919896749

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{504307}}^1$

素因数の和:504366

約数の個数: 20

約数和(自身を含む): 2929020864

約数和(自身を除く): 1009124115

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 504307, 1512921, 4538763, 13616289, 23702429, 40848867, 71107287, 213321861, 639965583, 1919896749]

約数ペア:

[(1, 1919896749), (3, 639965583), (9, 213321861), (27, 71107287), (47, 40848867), (81, 23702429), (141, 13616289), (423, 4538763), (1269, 1512921), (3807, 504307)]