18731646

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{14657}}^1$

素因数の和:14736

約数の個数: 24

約数和(自身を含む): 41159664

約数和(自身を除く): 22428018

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 14657, 29314, 43971, 87942, 131913, 263826, 1040647, 2081294, 3121941, 6243882, 9365823, 18731646]

約数ペア:

[(1, 18731646), (2, 9365823), (3, 6243882), (6, 3121941), (9, 2081294), (18, 1040647), (71, 263826), (142, 131913), (213, 87942), (426, 43971), (639, 29314), (1278, 14657)]