19757646

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{4271}}^1$

素因数の和:4536

約数の個数: 24

約数和(自身を含む): 42984864

約数和(自身を除く): 23227218

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4271, 4626, 8542, 12813, 25626, 38439, 76878, 1097647, 2195294, 3292941, 6585882, 9878823, 19757646]

約数ペア:

[(1, 19757646), (2, 9878823), (3, 6585882), (6, 3292941), (9, 2195294), (18, 1097647), (257, 76878), (514, 38439), (771, 25626), (1542, 12813), (2313, 8542), (4271, 4626)]