20297030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156131}}^1$

素因数の和:156151

約数の個数: 16

約数和(自身を含む): 39345264

約数和(自身を除く): 19048234

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156131, 312262, 780655, 1561310, 2029703, 4059406, 10148515, 20297030]

約数ペア:

[(1, 20297030), (2, 10148515), (5, 4059406), (10, 2029703), (13, 1561310), (26, 780655), (65, 312262), (130, 156131)]