20099796

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 49728000

約数和(自身を除く): 29628204

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 199, 228, 398, 443, 597, 796, 886, 1194, 1329, 1772, 2388, 2658, 3781, 5316, 7562, 8417, 11343, 15124, 16834, 22686, 25251, 33668, 45372, 50502, 88157, 101004, 176314, 264471, 352628, 528942, 1057884, 1674983, 3349966, 5024949, 6699932, 10049898, 20099796]

約数ペア:

[(1, 20099796), (2, 10049898), (3, 6699932), (4, 5024949), (6, 3349966), (12, 1674983), (19, 1057884), (38, 528942), (57, 352628), (76, 264471), (114, 176314), (199, 101004), (228, 88157), (398, 50502), (443, 45372), (597, 33668), (796, 25251), (886, 22686), (1194, 16834), (1329, 15124), (1772, 11343), (2388, 8417), (2658, 7562), (3781, 5316)]