20375292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5641}}^1$

素因数の和:5698

約数の個数: 48

約数和(自身を含む): 55607552

約数和(自身を除く): 35232260

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5641, 11282, 16923, 22564, 33846, 39487, 67692, 78974, 118461, 157948, 236922, 242563, 473844, 485126, 727689, 970252, 1455378, 1697941, 2910756, 3395882, 5093823, 6791764, 10187646, 20375292]

約数ペア:

[(1, 20375292), (2, 10187646), (3, 6791764), (4, 5093823), (6, 3395882), (7, 2910756), (12, 1697941), (14, 1455378), (21, 970252), (28, 727689), (42, 485126), (43, 473844), (84, 242563), (86, 236922), (129, 157948), (172, 118461), (258, 78974), (301, 67692), (516, 39487), (602, 33846), (903, 22564), (1204, 16923), (1806, 11282), (3612, 5641)]