18869210

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{28163}}^1$

素因数の和:28237

約数の個数: 16

約数和(自身を含む): 34472736

約数和(自身を除く): 15603526

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 28163, 56326, 140815, 281630, 1886921, 3773842, 9434605, 18869210]

約数ペア:

[(1, 18869210), (2, 9434605), (5, 3773842), (10, 1886921), (67, 281630), (134, 140815), (335, 56326), (670, 28163)]