20178018231

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16285729}}^1$

素因数の和:16285798

約数の個数: 16

約数和(自身を含む): 31268601600

約数和(自身を除く): 11090583369

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 16285729, 48857187, 114000103, 342000309, 960858011, 2882574033, 6726006077, 20178018231]

約数ペア:

[(1, 20178018231), (3, 6726006077), (7, 2882574033), (21, 960858011), (59, 342000309), (177, 114000103), (413, 48857187), (1239, 16285729)]