19802019947

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5261}}^1\times {\mathrm{5279}}^1$

素因数の和:10594

約数の個数: 16

約数和(自身を含む): 21337620480

約数和(自身を除く): 1535600533

約数列:

[1, 23, 31, 713, 5261, 5279, 121003, 121417, 163091, 163649, 3751093, 3763927, 27772819, 638774837, 860957389, 19802019947]

約数ペア:

[(1, 19802019947), (23, 860957389), (31, 638774837), (713, 27772819), (5261, 3763927), (5279, 3751093), (121003, 163649), (121417, 163091)]