20165991243

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{7687}}^1\times {\mathrm{51439}}^1$

素因数の和:59146

約数の個数: 16

約数和(自身を含む): 28473891840

約数和(自身を除く): 8307900597

約数列:

[1, 3, 17, 51, 7687, 23061, 51439, 130679, 154317, 392037, 874463, 2623389, 395411593, 1186234779, 6721997081, 20165991243]

約数ペア:

[(1, 20165991243), (3, 6721997081), (17, 1186234779), (51, 395411593), (7687, 2623389), (23061, 874463), (51439, 392037), (130679, 154317)]