19934109

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{491}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 31161312

約数和(自身を除く): 11227203

約数列:

[1, 3, 9, 13, 39, 117, 347, 491, 1041, 1473, 3123, 4419, 4511, 6383, 13533, 19149, 40599, 57447, 170377, 511131, 1533393, 2214901, 6644703, 19934109]

約数ペア:

[(1, 19934109), (3, 6644703), (9, 2214901), (13, 1533393), (39, 511131), (117, 170377), (347, 57447), (491, 40599), (1041, 19149), (1473, 13533), (3123, 6383), (4419, 4511)]