19108810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{272983}}^1$

素因数の和:272997

約数の個数: 16

約数和(自身を含む): 39309696

約数和(自身を除く): 20200886

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 272983, 545966, 1364915, 1910881, 2729830, 3821762, 9554405, 19108810]

約数ペア:

[(1, 19108810), (2, 9554405), (5, 3821762), (7, 2729830), (10, 1910881), (14, 1364915), (35, 545966), (70, 272983)]