18753813

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1801}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 29516760

約数和(自身を除く): 10762947

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 1801, 3471, 5403, 10413, 16209, 23413, 70239, 160289, 210717, 480867, 1442601, 2083757, 6251271, 18753813]

約数ペア:

[(1, 18753813), (3, 6251271), (9, 2083757), (13, 1442601), (39, 480867), (89, 210717), (117, 160289), (267, 70239), (801, 23413), (1157, 16209), (1801, 10413), (3471, 5403)]