20163911905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1\times {\mathrm{3527}}^1$

素因数の和:4305

約数の個数: 32

約数和(自身を含む): 25915728384

約数和(自身を除く): 5751816479

約数列:

[1, 5, 17, 85, 103, 515, 653, 1751, 3265, 3527, 8755, 11101, 17635, 55505, 59959, 67259, 299795, 336295, 363281, 1143403, 1816405, 2303131, 5717015, 6175777, 11515655, 30878885, 39153227, 195766135, 237222493, 1186112465, 4032782381, 20163911905]

約数ペア:

[(1, 20163911905), (5, 4032782381), (17, 1186112465), (85, 237222493), (103, 195766135), (515, 39153227), (653, 30878885), (1751, 11515655), (3265, 6175777), (3527, 5717015), (8755, 2303131), (11101, 1816405), (17635, 1143403), (55505, 363281), (59959, 336295), (67259, 299795)]