19337418

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15131}}^1$

素因数の和:15210

約数の個数: 24

約数和(自身を含む): 42490656

約数和(自身を除く): 23153238

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15131, 30262, 45393, 90786, 136179, 272358, 1074301, 2148602, 3222903, 6445806, 9668709, 19337418]

約数ペア:

[(1, 19337418), (2, 9668709), (3, 6445806), (6, 3222903), (9, 2148602), (18, 1074301), (71, 272358), (142, 136179), (213, 90786), (426, 45393), (639, 30262), (1278, 15131)]