20493368

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2273}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 46662480

約数和(自身を除く): 26169112

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 2254, 2273, 4508, 4546, 9016, 9092, 15911, 18184, 31822, 52279, 63644, 104558, 111377, 127288, 209116, 222754, 365953, 418232, 445508, 731906, 891016, 1463812, 2561671, 2927624, 5123342, 10246684, 20493368]

約数ペア:

[(1, 20493368), (2, 10246684), (4, 5123342), (7, 2927624), (8, 2561671), (14, 1463812), (23, 891016), (28, 731906), (46, 445508), (49, 418232), (56, 365953), (92, 222754), (98, 209116), (161, 127288), (184, 111377), (196, 104558), (322, 63644), (392, 52279), (644, 31822), (1127, 18184), (1288, 15911), (2254, 9092), (2273, 9016), (4508, 4546)]