20315334

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260453}}^1$

素因数の和:260471

約数の個数: 16

約数和(自身を含む): 43756272

約数和(自身を除く): 23440938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 260453, 520906, 781359, 1562718, 3385889, 6771778, 10157667, 20315334]

約数ペア:

[(1, 20315334), (2, 10157667), (3, 6771778), (6, 3385889), (13, 1562718), (26, 781359), (39, 520906), (78, 260453)]