20662264

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5507}}^1$

素因数の和:5587

約数の個数: 32

約数和(自身を含む): 44945280

約数和(自身を除く): 24283016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5507, 11014, 22028, 38549, 44056, 77098, 154196, 308392, 368969, 737938, 1475876, 2582783, 2951752, 5165566, 10331132, 20662264]

約数ペア:

[(1, 20662264), (2, 10331132), (4, 5165566), (7, 2951752), (8, 2582783), (14, 1475876), (28, 737938), (56, 368969), (67, 308392), (134, 154196), (268, 77098), (469, 44056), (536, 38549), (938, 22028), (1876, 11014), (3752, 5507)]