17942890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1871}}^1$

素因数の和:2022

約数の個数: 32

約数和(自身を含む): 37200384

約数和(自身を除く): 19257494

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1871, 1918, 3742, 4795, 9355, 9590, 13097, 18710, 26194, 65485, 130970, 256327, 512654, 1281635, 1794289, 2563270, 3588578, 8971445, 17942890]

約数ペア:

[(1, 17942890), (2, 8971445), (5, 3588578), (7, 2563270), (10, 1794289), (14, 1281635), (35, 512654), (70, 256327), (137, 130970), (274, 65485), (685, 26194), (959, 18710), (1370, 13097), (1871, 9590), (1918, 9355), (3742, 4795)]