20008416108

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{445463}}^1$

素因数の和:445686

約数の個数: 48

約数和(自身を含む): 49393048320

約数和(自身を除く): 29384632212

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 197, 228, 394, 591, 788, 1182, 2364, 3743, 7486, 11229, 14972, 22458, 44916, 445463, 890926, 1336389, 1781852, 2672778, 5345556, 8463797, 16927594, 25391391, 33855188, 50782782, 87756211, 101565564, 175512422, 263268633, 351024844, 526537266, 1053074532, 1667368009, 3334736018, 5002104027, 6669472036, 10004208054, 20008416108]

約数ペア:

[(1, 20008416108), (2, 10004208054), (3, 6669472036), (4, 5002104027), (6, 3334736018), (12, 1667368009), (19, 1053074532), (38, 526537266), (57, 351024844), (76, 263268633), (114, 175512422), (197, 101565564), (228, 87756211), (394, 50782782), (591, 33855188), (788, 25391391), (1182, 16927594), (2364, 8463797), (3743, 5345556), (7486, 2672778), (11229, 1781852), (14972, 1336389), (22458, 890926), (44916, 445463)]