20508738315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1041317}}^1$

素因数の和:1041439

約数の個数: 32

約数和(自身を含む): 35688050496

約数和(自身を除く): 15179312181

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 195, 303, 505, 1313, 1515, 3939, 6565, 19695, 1041317, 3123951, 5206585, 13537121, 15619755, 40611363, 67685605, 105173017, 203056815, 315519051, 525865085, 1367249221, 1577595255, 4101747663, 6836246105, 20508738315]

約数ペア:

[(1, 20508738315), (3, 6836246105), (5, 4101747663), (13, 1577595255), (15, 1367249221), (39, 525865085), (65, 315519051), (101, 203056815), (195, 105173017), (303, 67685605), (505, 40611363), (1313, 15619755), (1515, 13537121), (3939, 5206585), (6565, 3123951), (19695, 1041317)]