19010985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 34931712

約数和(自身を除く): 15920727

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 331, 547, 993, 1641, 1655, 2317, 2735, 3829, 4965, 6951, 8205, 11487, 11585, 19145, 34755, 57435, 181057, 543171, 905285, 1267399, 2715855, 3802197, 6336995, 19010985]

約数ペア:

[(1, 19010985), (3, 6336995), (5, 3802197), (7, 2715855), (15, 1267399), (21, 905285), (35, 543171), (105, 181057), (331, 57435), (547, 34755), (993, 19145), (1641, 11585), (1655, 11487), (2317, 8205), (2735, 6951), (3829, 4965)]