20180781739

素因数分解:

${\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1\times {\mathrm{16703}}^1$

素因数の和:17258

約数の個数: 16

約数和(自身を含む): 21273145344

約数和(自身を除く): 1092363605

約数列:

[1, 23, 131, 401, 3013, 9223, 16703, 52531, 384169, 1208213, 2188093, 6697903, 50326139, 154051769, 877425293, 20180781739]

約数ペア:

[(1, 20180781739), (23, 877425293), (131, 154051769), (401, 50326139), (3013, 6697903), (9223, 2188093), (16703, 1208213), (52531, 384169)]