20758934

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 36749376

約数和(自身を除く): 15990442

約数列:

[1, 2, 7, 14, 53, 101, 106, 202, 277, 371, 554, 707, 742, 1414, 1939, 3878, 5353, 10706, 14681, 27977, 29362, 37471, 55954, 74942, 102767, 195839, 205534, 391678, 1482781, 2965562, 10379467, 20758934]

約数ペア:

[(1, 20758934), (2, 10379467), (7, 2965562), (14, 1482781), (53, 391678), (101, 205534), (106, 195839), (202, 102767), (277, 74942), (371, 55954), (554, 37471), (707, 29362), (742, 27977), (1414, 14681), (1939, 10706), (3878, 5353)]