20906292

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{631}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 53512704

約数和(自身を除く): 32606412

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 251, 502, 631, 753, 1004, 1262, 1506, 1893, 2524, 2761, 3012, 3786, 5522, 6941, 7572, 8283, 11044, 13882, 16566, 20823, 27764, 33132, 41646, 83292, 158381, 316762, 475143, 633524, 950286, 1742191, 1900572, 3484382, 5226573, 6968764, 10453146, 20906292]

約数ペア:

[(1, 20906292), (2, 10453146), (3, 6968764), (4, 5226573), (6, 3484382), (11, 1900572), (12, 1742191), (22, 950286), (33, 633524), (44, 475143), (66, 316762), (132, 158381), (251, 83292), (502, 41646), (631, 33132), (753, 27764), (1004, 20823), (1262, 16566), (1506, 13882), (1893, 11044), (2524, 8283), (2761, 7572), (3012, 6941), (3786, 5522)]