2018201984

素因数分解:

$2^7\times {\mathrm{743}}^1\times {\mathrm{21221}}^1$

素因数の和:21978

約数の個数: 32

約数和(自身を含む): 4026237840

約数和(自身を除く): 2008035856

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 743, 1486, 2972, 5944, 11888, 21221, 23776, 42442, 47552, 84884, 95104, 169768, 339536, 679072, 1358144, 2716288, 15767203, 31534406, 63068812, 126137624, 252275248, 504550496, 1009100992, 2018201984]

約数ペア:

[(1, 2018201984), (2, 1009100992), (4, 504550496), (8, 252275248), (16, 126137624), (32, 63068812), (64, 31534406), (128, 15767203), (743, 2716288), (1486, 1358144), (2972, 679072), (5944, 339536), (11888, 169768), (21221, 95104), (23776, 84884), (42442, 47552)]