18693654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{445087}}^1$

素因数の和:445099

約数の個数: 16

約数和(自身を含む): 42728448

約数和(自身を除く): 24034794

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 445087, 890174, 1335261, 2670522, 3115609, 6231218, 9346827, 18693654]

約数ペア:

[(1, 18693654), (2, 9346827), (3, 6231218), (6, 3115609), (7, 2670522), (14, 1335261), (21, 890174), (42, 445087)]