19994538

素因数分解:

$2^1\times 3^1\times {\mathrm{509}}^1\times {\mathrm{6547}}^1$

素因数の和:7061

約数の個数: 16

約数和(自身を含む): 40073760

約数和(自身を除く): 20079222

約数列:

[1, 2, 3, 6, 509, 1018, 1527, 3054, 6547, 13094, 19641, 39282, 3332423, 6664846, 9997269, 19994538]

約数ペア:

[(1, 19994538), (2, 9997269), (3, 6664846), (6, 3332423), (509, 39282), (1018, 19641), (1527, 13094), (3054, 6547)]