19139418

素因数分解:

$2^1\times 3^2\times {\mathrm{509}}^1\times {\mathrm{2089}}^1$

素因数の和:2606

約数の個数: 24

約数和(自身を含む): 41570100

約数和(自身を除く): 22430682

約数列:

[1, 2, 3, 6, 9, 18, 509, 1018, 1527, 2089, 3054, 4178, 4581, 6267, 9162, 12534, 18801, 37602, 1063301, 2126602, 3189903, 6379806, 9569709, 19139418]

約数ペア:

[(1, 19139418), (2, 9569709), (3, 6379806), (6, 3189903), (9, 2126602), (18, 1063301), (509, 37602), (1018, 18801), (1527, 12534), (2089, 9162), (3054, 6267), (4178, 4581)]