19653207

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{55051}}^1$

素因数の和:55078

約数の個数: 16

約数和(自身を含む): 31709952

約数和(自身を除く): 12056745

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 55051, 165153, 385357, 935867, 1156071, 2807601, 6551069, 19653207]

約数ペア:

[(1, 19653207), (3, 6551069), (7, 2807601), (17, 1156071), (21, 935867), (51, 385357), (119, 165153), (357, 55051)]