2018961

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 3386240

約数和(自身を除く): 1367279

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 439, 511, 657, 1317, 1533, 3073, 3951, 4599, 9219, 27657, 32047, 96141, 224329, 288423, 672987, 2018961]

約数ペア:

[(1, 2018961), (3, 672987), (7, 288423), (9, 224329), (21, 96141), (63, 32047), (73, 27657), (219, 9219), (439, 4599), (511, 3951), (657, 3073), (1317, 1533)]