20004982

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{1409}}^1$

素因数の和:1671

約数の個数: 16

約数和(自身を含む): 31132800

約数和(自身を除く): 11127818

約数列:

[1, 2, 31, 62, 229, 458, 1409, 2818, 7099, 14198, 43679, 87358, 322661, 645322, 10002491, 20004982]

約数ペア:

[(1, 20004982), (2, 10002491), (31, 645322), (62, 322661), (229, 87358), (458, 43679), (1409, 14198), (2818, 7099)]