18811506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{447893}}^1$

素因数の和:447905

約数の個数: 16

約数和(自身を含む): 42997824

約数和(自身を除く): 24186318

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 447893, 895786, 1343679, 2687358, 3135251, 6270502, 9405753, 18811506]

約数ペア:

[(1, 18811506), (2, 9405753), (3, 6270502), (6, 3135251), (7, 2687358), (14, 1343679), (21, 895786), (42, 447893)]