19653718

素因数分解:

$2^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1931}}^1$

素因数の和:2667

約数の個数: 16

約数和(自身を含む): 33755904

約数和(自身を除く): 14102186

約数列:

[1, 2, 7, 14, 727, 1454, 1931, 3862, 5089, 10178, 13517, 27034, 1403837, 2807674, 9826859, 19653718]

約数ペア:

[(1, 19653718), (2, 9826859), (7, 2807674), (14, 1403837), (727, 27034), (1454, 13517), (1931, 10178), (3862, 5089)]